Home / 10,637,569,801.20-15,956,354,701.80-4,832,816,905.20

Finding the Fourth Proportional to 10,637,569,801.20, 15,956,354,701.80 and 4,832,816,905.20

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Solution

The fourth proportional to 10,637,569,801.20, 15,956,354,701.80 and 4,832,816,905.20 is: 7,249,225,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637,569,801.20 : 15,956,354,701.80 = 4,832,816,905.20 : x
  2. Step 2: Convert to fraction form
    10,637,569,801.20/15,956,354,701.80 = 4,832,816,905.20/x
  3. Step 3: Cross multiply
    10,637,569,801.20x = 15,956,354,701.80 × 4,832,816,905.20
  4. Step 4: Simplify right side
    10,637,569,801.20x = 77,114,140,748,226,543,616
  5. Step 5: Solve for x
    x = 77,114,140,748,226,543,616/10,637,569,801.20
  6. Step 6: Final answer
    x = 7,249,225,357.80

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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.