Home / 7,208,523,931.60-10,812,785,897.40-6,703,442,405.20

Finding the Fourth Proportional to 7,208,523,931.60, 10,812,785,897.40 and 6,703,442,405.20

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Solution

The fourth proportional to 7,208,523,931.60, 10,812,785,897.40 and 6,703,442,405.20 is: 10,055,163,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,208,523,931.60 : 10,812,785,897.40 = 6,703,442,405.20 : x
  2. Step 2: Convert to fraction form
    7,208,523,931.60/10,812,785,897.40 = 6,703,442,405.20/x
  3. Step 3: Cross multiply
    7,208,523,931.60x = 10,812,785,897.40 × 6,703,442,405.20
  4. Step 4: Simplify right side
    7,208,523,931.60x = 72,482,887,502,979,694,592
  5. Step 5: Solve for x
    x = 72,482,887,502,979,694,592/7,208,523,931.60
  6. Step 6: Final answer
    x = 10,055,163,607.80

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Double scale
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Similar ratio
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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.