Home / 497,792,000.80-746,688,001.20-325,799,322.40

Finding the Fourth Proportional to 497,792,000.80, 746,688,001.20 and 325,799,322.40

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Solution

The fourth proportional to 497,792,000.80, 746,688,001.20 and 325,799,322.40 is: 488,698,983.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,792,000.80 : 746,688,001.20 = 325,799,322.40 : x
  2. Step 2: Convert to fraction form
    497,792,000.80/746,688,001.20 = 325,799,322.40/x
  3. Step 3: Cross multiply
    497,792,000.80x = 746,688,001.20 × 325,799,322.40
  4. Step 4: Simplify right side
    497,792,000.80x = 243,270,444,835,170,400
  5. Step 5: Solve for x
    x = 243,270,444,835,170,400/497,792,000.80
  6. Step 6: Final answer
    x = 488,698,983.60

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1.5x scale

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.