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Finding the Fourth Proportional to 604,990,751.60, 907,486,127.40 and 591,553,823.60

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Solution

The fourth proportional to 604,990,751.60, 907,486,127.40 and 591,553,823.60 is: 887,330,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,990,751.60 : 907,486,127.40 = 591,553,823.60 : x
  2. Step 2: Convert to fraction form
    604,990,751.60/907,486,127.40 = 591,553,823.60/x
  3. Step 3: Cross multiply
    604,990,751.60x = 907,486,127.40 × 591,553,823.60
  4. Step 4: Simplify right side
    604,990,751.60x = 536,826,888,527,426,752
  5. Step 5: Solve for x
    x = 536,826,888,527,426,752/604,990,751.60
  6. Step 6: Final answer
    x = 887,330,735.40

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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.