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Finding the Fourth Proportional to 334,680,015.40, 502,020,023.10 and 334,680,015.40

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Solution

The fourth proportional to 334,680,015.40, 502,020,023.10 and 334,680,015.40 is: 502,020,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,680,015.40 : 502,020,023.10 = 334,680,015.40 : x
  2. Step 2: Convert to fraction form
    334,680,015.40/502,020,023.10 = 334,680,015.40/x
  3. Step 3: Cross multiply
    334,680,015.40x = 502,020,023.10 × 334,680,015.40
  4. Step 4: Simplify right side
    334,680,015.40x = 168,016,069,062,216,352
  5. Step 5: Solve for x
    x = 168,016,069,062,216,352/334,680,015.40
  6. Step 6: Final answer
    x = 502,020,023.10

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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.