Home / 42,550,272,001.80-63,825,408,002.70-20,455,931,291.40

Finding the Fourth Proportional to 42,550,272,001.80, 63,825,408,002.70 and 20,455,931,291.40

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Solution

The fourth proportional to 42,550,272,001.80, 63,825,408,002.70 and 20,455,931,291.40 is: 30,683,896,937.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,550,272,001.80 : 63,825,408,002.70 = 20,455,931,291.40 : x
  2. Step 2: Convert to fraction form
    42,550,272,001.80/63,825,408,002.70 = 20,455,931,291.40/x
  3. Step 3: Cross multiply
    42,550,272,001.80x = 63,825,408,002.70 × 20,455,931,291.40
  4. Step 4: Simplify right side
    42,550,272,001.80x = 1,305,608,160,748,802,932,736
  5. Step 5: Solve for x
    x = 1,305,608,160,748,802,932,736/42,550,272,001.80
  6. Step 6: Final answer
    x = 30,683,896,937.10

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1.5x scale

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.