Home / 10,457,424,000.80-15,686,136,001.20-3,913,472,103.20

Finding the Fourth Proportional to 10,457,424,000.80, 15,686,136,001.20 and 3,913,472,103.20

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Solution

The fourth proportional to 10,457,424,000.80, 15,686,136,001.20 and 3,913,472,103.20 is: 5,870,208,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,424,000.80 : 15,686,136,001.20 = 3,913,472,103.20 : x
  2. Step 2: Convert to fraction form
    10,457,424,000.80/15,686,136,001.20 = 3,913,472,103.20/x
  3. Step 3: Cross multiply
    10,457,424,000.80x = 15,686,136,001.20 × 3,913,472,103.20
  4. Step 4: Simplify right side
    10,457,424,000.80x = 61,387,255,647,697,403,904
  5. Step 5: Solve for x
    x = 61,387,255,647,697,403,904/10,457,424,000.80
  6. Step 6: Final answer
    x = 5,870,208,154.80

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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.