Home / 100,810,001.60-151,215,002.40-29,006,417.60

Finding the Fourth Proportional to 100,810,001.60, 151,215,002.40 and 29,006,417.60

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Solution

The fourth proportional to 100,810,001.60, 151,215,002.40 and 29,006,417.60 is: 43,509,626.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,810,001.60 : 151,215,002.40 = 29,006,417.60 : x
  2. Step 2: Convert to fraction form
    100,810,001.60/151,215,002.40 = 29,006,417.60/x
  3. Step 3: Cross multiply
    100,810,001.60x = 151,215,002.40 × 29,006,417.60
  4. Step 4: Simplify right side
    100,810,001.60x = 4,386,205,506,999,402.50
  5. Step 5: Solve for x
    x = 4,386,205,506,999,402.50/100,810,001.60
  6. Step 6: Final answer
    x = 43,509,626.40

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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.