Home / 457,668,088.60-686,502,132.90-328,001,733.40

Finding the Fourth Proportional to 457,668,088.60, 686,502,132.90 and 328,001,733.40

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Solution

The fourth proportional to 457,668,088.60, 686,502,132.90 and 328,001,733.40 is: 492,002,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,668,088.60 : 686,502,132.90 = 328,001,733.40 : x
  2. Step 2: Convert to fraction form
    457,668,088.60/686,502,132.90 = 328,001,733.40/x
  3. Step 3: Cross multiply
    457,668,088.60x = 686,502,132.90 × 328,001,733.40
  4. Step 4: Simplify right side
    457,668,088.60x = 225,173,889,573,997,152
  5. Step 5: Solve for x
    x = 225,173,889,573,997,152/457,668,088.60
  6. Step 6: Final answer
    x = 492,002,600.10

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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.