Home / 42,432,523,681.51-58,556,940,753.01-23,142,030,257.70

Finding the Fourth Proportional to 42,432,523,681.51, 58,556,940,753.01 and 23,142,030,257.70

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Solution

The fourth proportional to 42,432,523,681.51, 58,556,940,753.01 and 23,142,030,257.70 is: 31,936,033,427.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,432,523,681.51 : 58,556,940,753.01 = 23,142,030,257.70 : x
  2. Step 2: Convert to fraction form
    42,432,523,681.51/58,556,940,753.01 = 23,142,030,257.70/x
  3. Step 3: Cross multiply
    42,432,523,681.51x = 58,556,940,753.01 × 23,142,030,257.70
  4. Step 4: Simplify right side
    42,432,523,681.51x = 1,355,126,494,704,668,508,160
  5. Step 5: Solve for x
    x = 1,355,126,494,704,668,508,160/42,432,523,681.51
  6. Step 6: Final answer
    x = 31,936,033,427.47

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1.5x scale

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.