Home / 39,406,215,895.07-59,116,928,764.13-12,869,598,394.13

Finding the Fourth Proportional to 39,406,215,895.07, 59,116,928,764.13 and 12,869,598,394.13

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Solution

The fourth proportional to 39,406,215,895.07, 59,116,928,764.13 and 12,869,598,394.13 is: 19,306,881,267.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,406,215,895.07 : 59,116,928,764.13 = 12,869,598,394.13 : x
  2. Step 2: Convert to fraction form
    39,406,215,895.07/59,116,928,764.13 = 12,869,598,394.13/x
  3. Step 3: Cross multiply
    39,406,215,895.07x = 59,116,928,764.13 × 12,869,598,394.13
  4. Step 4: Simplify right side
    39,406,215,895.07x = 760,811,131,488,680,673,280
  5. Step 5: Solve for x
    x = 760,811,131,488,680,673,280/39,406,215,895.07
  6. Step 6: Final answer
    x = 19,306,881,267.53

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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.