Home / 42,249,924,008.70-63,374,886,013.05-39,057,309,915.90

Finding the Fourth Proportional to 42,249,924,008.70, 63,374,886,013.05 and 39,057,309,915.90

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Solution

The fourth proportional to 42,249,924,008.70, 63,374,886,013.05 and 39,057,309,915.90 is: 58,585,964,873.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,249,924,008.70 : 63,374,886,013.05 = 39,057,309,915.90 : x
  2. Step 2: Convert to fraction form
    42,249,924,008.70/63,374,886,013.05 = 39,057,309,915.90/x
  3. Step 3: Cross multiply
    42,249,924,008.70x = 63,374,886,013.05 × 39,057,309,915.90
  4. Step 4: Simplify right side
    42,249,924,008.70x = 2,475,252,563,896,530,108,416
  5. Step 5: Solve for x
    x = 2,475,252,563,896,530,108,416/42,249,924,008.70
  6. Step 6: Final answer
    x = 58,585,964,873.85

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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.