Home / 8,569,772,996.40-12,854,659,494.60-2,359,896,721.20

Finding the Fourth Proportional to 8,569,772,996.40, 12,854,659,494.60 and 2,359,896,721.20

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Solution

The fourth proportional to 8,569,772,996.40, 12,854,659,494.60 and 2,359,896,721.20 is: 3,539,845,081.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569,772,996.40 : 12,854,659,494.60 = 2,359,896,721.20 : x
  2. Step 2: Convert to fraction form
    8,569,772,996.40/12,854,659,494.60 = 2,359,896,721.20/x
  3. Step 3: Cross multiply
    8,569,772,996.40x = 12,854,659,494.60 × 2,359,896,721.20
  4. Step 4: Simplify right side
    8,569,772,996.40x = 30,335,668,793,448,988,672
  5. Step 5: Solve for x
    x = 30,335,668,793,448,988,672/8,569,772,996.40
  6. Step 6: Final answer
    x = 3,539,845,081.80

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Double scale
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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.