Home / 66,493,606,242.61-99,899,527,594.80-42,636,851,729.74

Finding the Fourth Proportional to 66,493,606,242.61, 99,899,527,594.80 and 42,636,851,729.74

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Solution

The fourth proportional to 66,493,606,242.61, 99,899,527,594.80 and 42,636,851,729.74 is: 64,057,306,959.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,493,606,242.61 : 99,899,527,594.80 = 42,636,851,729.74 : x
  2. Step 2: Convert to fraction form
    66,493,606,242.61/99,899,527,594.80 = 42,636,851,729.74/x
  3. Step 3: Cross multiply
    66,493,606,242.61x = 99,899,527,594.80 × 42,636,851,729.74
  4. Step 4: Simplify right side
    66,493,606,242.61x = 4,259,401,345,930,057,744,384
  5. Step 5: Solve for x
    x = 4,259,401,345,930,057,744,384/66,493,606,242.61
  6. Step 6: Final answer
    x = 64,057,306,959.55

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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.