Home / 42,858,725,642.87-59,148,349,899.67-25,712,221,102.43

Finding the Fourth Proportional to 42,858,725,642.87, 59,148,349,899.67 and 25,712,221,102.43

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Solution

The fourth proportional to 42,858,725,642.87, 59,148,349,899.67 and 25,712,221,102.43 is: 35,484,849,996.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,858,725,642.87 : 59,148,349,899.67 = 25,712,221,102.43 : x
  2. Step 2: Convert to fraction form
    42,858,725,642.87/59,148,349,899.67 = 25,712,221,102.43/x
  3. Step 3: Cross multiply
    42,858,725,642.87x = 59,148,349,899.67 × 25,712,221,102.43
  4. Step 4: Simplify right side
    42,858,725,642.87x = 1,520,835,450,463,912,460,288
  5. Step 5: Solve for x
    x = 1,520,835,450,463,912,460,288/42,858,725,642.87
  6. Step 6: Final answer
    x = 35,484,849,996.17

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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.