Home / 434,508,681.87-599,549,287.65-255,928,126.70

Finding the Fourth Proportional to 434,508,681.87, 599,549,287.65 and 255,928,126.70

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Solution

The fourth proportional to 434,508,681.87, 599,549,287.65 and 255,928,126.70 is: 353,137,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,508,681.87 : 599,549,287.65 = 255,928,126.70 : x
  2. Step 2: Convert to fraction form
    434,508,681.87/599,549,287.65 = 255,928,126.70/x
  3. Step 3: Cross multiply
    434,508,681.87x = 599,549,287.65 × 255,928,126.70
  4. Step 4: Simplify right side
    434,508,681.87x = 153,441,526,049,586,176
  5. Step 5: Solve for x
    x = 153,441,526,049,586,176/434,508,681.87
  6. Step 6: Final answer
    x = 353,137,998.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.