Home / 452,709,095.40-679,063,643.10-129,592,967.40

Finding the Fourth Proportional to 452,709,095.40, 679,063,643.10 and 129,592,967.40

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Solution

The fourth proportional to 452,709,095.40, 679,063,643.10 and 129,592,967.40 is: 194,389,451.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,709,095.40 : 679,063,643.10 = 129,592,967.40 : x
  2. Step 2: Convert to fraction form
    452,709,095.40/679,063,643.10 = 129,592,967.40/x
  3. Step 3: Cross multiply
    452,709,095.40x = 679,063,643.10 × 129,592,967.40
  4. Step 4: Simplify right side
    452,709,095.40x = 88,001,872,562,783,536
  5. Step 5: Solve for x
    x = 88,001,872,562,783,536/452,709,095.40
  6. Step 6: Final answer
    x = 194,389,451.10

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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.