Home / 19,811,466,951.78-29,730,275,870.04-10,501,752,601.20

Finding the Fourth Proportional to 19,811,466,951.78, 29,730,275,870.04 and 10,501,752,601.20

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Solution

The fourth proportional to 19,811,466,951.78, 29,730,275,870.04 and 10,501,752,601.20 is: 15,759,559,991.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,811,466,951.78 : 29,730,275,870.04 = 10,501,752,601.20 : x
  2. Step 2: Convert to fraction form
    19,811,466,951.78/29,730,275,870.04 = 10,501,752,601.20/x
  3. Step 3: Cross multiply
    19,811,466,951.78x = 29,730,275,870.04 × 10,501,752,601.20
  4. Step 4: Simplify right side
    19,811,466,951.78x = 312,220,001,952,586,203,136
  5. Step 5: Solve for x
    x = 312,220,001,952,586,203,136/19,811,466,951.78
  6. Step 6: Final answer
    x = 15,759,559,991.82

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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.