Home / 7,266,804,730.80-10,905,308,929.80-3,129,217,681.20

Finding the Fourth Proportional to 7,266,804,730.80, 10,905,308,929.80 and 3,129,217,681.20

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Solution

The fourth proportional to 7,266,804,730.80, 10,905,308,929.80 and 3,129,217,681.20 is: 4,696,023,463.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266,804,730.80 : 10,905,308,929.80 = 3,129,217,681.20 : x
  2. Step 2: Convert to fraction form
    7,266,804,730.80/10,905,308,929.80 = 3,129,217,681.20/x
  3. Step 3: Cross multiply
    7,266,804,730.80x = 10,905,308,929.80 × 3,129,217,681.20
  4. Step 4: Simplify right side
    7,266,804,730.80x = 34,125,085,522,078,404,608
  5. Step 5: Solve for x
    x = 34,125,085,522,078,404,608/7,266,804,730.80
  6. Step 6: Final answer
    x = 4,696,023,463.72

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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.