Home / 539,136,894.80-808,705,342.20-533,762,123.60

Finding the Fourth Proportional to 539,136,894.80, 808,705,342.20 and 533,762,123.60

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Solution

The fourth proportional to 539,136,894.80, 808,705,342.20 and 533,762,123.60 is: 800,643,185.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,136,894.80 : 808,705,342.20 = 533,762,123.60 : x
  2. Step 2: Convert to fraction form
    539,136,894.80/808,705,342.20 = 533,762,123.60/x
  3. Step 3: Cross multiply
    539,136,894.80x = 808,705,342.20 × 533,762,123.60
  4. Step 4: Simplify right side
    539,136,894.80x = 431,656,280,819,336,768
  5. Step 5: Solve for x
    x = 431,656,280,819,336,768/539,136,894.80
  6. Step 6: Final answer
    x = 800,643,185.40

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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.