Home / 58,118,854,452.96-80,204,016,075.12-31,386,838,136.16

Finding the Fourth Proportional to 58,118,854,452.96, 80,204,016,075.12 and 31,386,838,136.16

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Solution

The fourth proportional to 58,118,854,452.96, 80,204,016,075.12 and 31,386,838,136.16 is: 43,313,834,969.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,118,854,452.96 : 80,204,016,075.12 = 31,386,838,136.16 : x
  2. Step 2: Convert to fraction form
    58,118,854,452.96/80,204,016,075.12 = 31,386,838,136.16/x
  3. Step 3: Cross multiply
    58,118,854,452.96x = 80,204,016,075.12 × 31,386,838,136.16
  4. Step 4: Simplify right side
    58,118,854,452.96x = 2,517,350,470,419,765,788,672
  5. Step 5: Solve for x
    x = 2,517,350,470,419,765,788,672/58,118,854,452.96
  6. Step 6: Final answer
    x = 43,313,834,969.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.