Home / 8,973,911,021-12,383,769,061.14-5,013,642,432.20

Finding the Fourth Proportional to 8,973,911,021, 12,383,769,061.14 and 5,013,642,432.20

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Solution

The fourth proportional to 8,973,911,021, 12,383,769,061.14 and 5,013,642,432.20 is: 6,918,699,092.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,973,911,021 : 12,383,769,061.14 = 5,013,642,432.20 : x
  2. Step 2: Convert to fraction form
    8,973,911,021/12,383,769,061.14 = 5,013,642,432.20/x
  3. Step 3: Cross multiply
    8,973,911,021x = 12,383,769,061.14 × 5,013,642,432.20
  4. Step 4: Simplify right side
    8,973,911,021x = 62,087,790,035,497,058,304
  5. Step 5: Solve for x
    x = 62,087,790,035,497,058,304/8,973,911,021
  6. Step 6: Final answer
    x = 6,918,699,092.31

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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.