Home / 670,024,004.80-1,005,036,007.20-497,837,120.80

Finding the Fourth Proportional to 670,024,004.80, 1,005,036,007.20 and 497,837,120.80

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Solution

The fourth proportional to 670,024,004.80, 1,005,036,007.20 and 497,837,120.80 is: 746,755,681.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,024,004.80 : 1,005,036,007.20 = 497,837,120.80 : x
  2. Step 2: Convert to fraction form
    670,024,004.80/1,005,036,007.20 = 497,837,120.80/x
  3. Step 3: Cross multiply
    670,024,004.80x = 1,005,036,007.20 × 497,837,120.80
  4. Step 4: Simplify right side
    670,024,004.80x = 500,344,232,124,776,128
  5. Step 5: Solve for x
    x = 500,344,232,124,776,128/670,024,004.80
  6. Step 6: Final answer
    x = 746,755,681.20

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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.