Home / 346,806,258.60-520,653,316.54-297,934,778.38

Finding the Fourth Proportional to 346,806,258.60, 520,653,316.54 and 297,934,778.38

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Solution

The fourth proportional to 346,806,258.60, 520,653,316.54 and 297,934,778.38 is: 447,283,538.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,806,258.60 : 520,653,316.54 = 297,934,778.38 : x
  2. Step 2: Convert to fraction form
    346,806,258.60/520,653,316.54 = 297,934,778.38/x
  3. Step 3: Cross multiply
    346,806,258.60x = 520,653,316.54 × 297,934,778.38
  4. Step 4: Simplify right side
    346,806,258.60x = 155,120,730,476,156,896
  5. Step 5: Solve for x
    x = 155,120,730,476,156,896/346,806,258.60
  6. Step 6: Final answer
    x = 447,283,538.37

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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.