Home / 497,763,992.40-746,645,988.60-152,717,065.80

Finding the Fourth Proportional to 497,763,992.40, 746,645,988.60 and 152,717,065.80

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Solution

The fourth proportional to 497,763,992.40, 746,645,988.60 and 152,717,065.80 is: 229,075,598.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,763,992.40 : 746,645,988.60 = 152,717,065.80 : x
  2. Step 2: Convert to fraction form
    497,763,992.40/746,645,988.60 = 152,717,065.80/x
  3. Step 3: Cross multiply
    497,763,992.40x = 746,645,988.60 × 152,717,065.80
  4. Step 4: Simplify right side
    497,763,992.40x = 114,025,584,570,332,256
  5. Step 5: Solve for x
    x = 114,025,584,570,332,256/497,763,992.40
  6. Step 6: Final answer
    x = 229,075,598.70

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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.