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Finding the Fourth Proportional to 651,746,233.60, 977,619,350.40 and 579,186,822.40

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Solution

The fourth proportional to 651,746,233.60, 977,619,350.40 and 579,186,822.40 is: 868,780,233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,746,233.60 : 977,619,350.40 = 579,186,822.40 : x
  2. Step 2: Convert to fraction form
    651,746,233.60/977,619,350.40 = 579,186,822.40/x
  3. Step 3: Cross multiply
    651,746,233.60x = 977,619,350.40 × 579,186,822.40
  4. Step 4: Simplify right side
    651,746,233.60x = 566,224,245,074,928,128
  5. Step 5: Solve for x
    x = 566,224,245,074,928,128/651,746,233.60
  6. Step 6: Final answer
    x = 868,780,233.60

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Half scale
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Double scale
Find fourth proportional to 651,746,234.60, 977,619,351.90 and 579,186,823.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.