Home / 42,125,158,369.17-63,209,461,870.70-19,743,180,573.45

Finding the Fourth Proportional to 42,125,158,369.17, 63,209,461,870.70 and 19,743,180,573.45

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Solution

The fourth proportional to 42,125,158,369.17, 63,209,461,870.70 and 19,743,180,573.45 is: 29,624,952,593.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,125,158,369.17 : 63,209,461,870.70 = 19,743,180,573.45 : x
  2. Step 2: Convert to fraction form
    42,125,158,369.17/63,209,461,870.70 = 19,743,180,573.45/x
  3. Step 3: Cross multiply
    42,125,158,369.17x = 63,209,461,870.70 × 19,743,180,573.45
  4. Step 4: Simplify right side
    42,125,158,369.17x = 1,247,955,819,663,982,854,144
  5. Step 5: Solve for x
    x = 1,247,955,819,663,982,854,144/42,125,158,369.17
  6. Step 6: Final answer
    x = 29,624,952,593.11

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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.