Home / 4,680,578,140.47-7,023,281,017.14-2,193,691,717.35

Finding the Fourth Proportional to 4,680,578,140.47, 7,023,281,017.14 and 2,193,691,717.35

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Solution

The fourth proportional to 4,680,578,140.47, 7,023,281,017.14 and 2,193,691,717.35 is: 3,291,668,877.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,578,140.47 : 7,023,281,017.14 = 2,193,691,717.35 : x
  2. Step 2: Convert to fraction form
    4,680,578,140.47/7,023,281,017.14 = 2,193,691,717.35/x
  3. Step 3: Cross multiply
    4,680,578,140.47x = 7,023,281,017.14 × 2,193,691,717.35
  4. Step 4: Simplify right side
    4,680,578,140.47x = 15,406,913,395,921,502,208
  5. Step 5: Solve for x
    x = 15,406,913,395,921,502,208/4,680,578,140.47
  6. Step 6: Final answer
    x = 3,291,668,877.98

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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.