Home / 983,186,885.52-1,473,750,167.04-458,123,099.76

Finding the Fourth Proportional to 983,186,885.52, 1,473,750,167.04 and 458,123,099.76

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Solution

The fourth proportional to 983,186,885.52, 1,473,750,167.04 and 458,123,099.76 is: 686,704,638.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,186,885.52 : 1,473,750,167.04 = 458,123,099.76 : x
  2. Step 2: Convert to fraction form
    983,186,885.52/1,473,750,167.04 = 458,123,099.76/x
  3. Step 3: Cross multiply
    983,186,885.52x = 1,473,750,167.04 × 458,123,099.76
  4. Step 4: Simplify right side
    983,186,885.52x = 675,158,994,796,182,528
  5. Step 5: Solve for x
    x = 675,158,994,796,182,528/983,186,885.52
  6. Step 6: Final answer
    x = 686,704,638.50

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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.