Home / 1,119,746,616.40-1,679,619,924.60-546,437,688.40

Finding the Fourth Proportional to 1,119,746,616.40, 1,679,619,924.60 and 546,437,688.40

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Solution

The fourth proportional to 1,119,746,616.40, 1,679,619,924.60 and 546,437,688.40 is: 819,656,532.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,746,616.40 : 1,679,619,924.60 = 546,437,688.40 : x
  2. Step 2: Convert to fraction form
    1,119,746,616.40/1,679,619,924.60 = 546,437,688.40/x
  3. Step 3: Cross multiply
    1,119,746,616.40x = 1,679,619,924.60 × 546,437,688.40
  4. Step 4: Simplify right side
    1,119,746,616.40x = 917,807,628,989,006,208
  5. Step 5: Solve for x
    x = 917,807,628,989,006,208/1,119,746,616.40
  6. Step 6: Final answer
    x = 819,656,532.60

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Double scale
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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.