Home / 434,508,689.40-599,549,298-255,928,134.24

Finding the Fourth Proportional to 434,508,689.40, 599,549,298 and 255,928,134.24

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Solution

The fourth proportional to 434,508,689.40, 599,549,298 and 255,928,134.24 is: 353,138,008.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,508,689.40 : 599,549,298 = 255,928,134.24 : x
  2. Step 2: Convert to fraction form
    434,508,689.40/599,549,298 = 255,928,134.24/x
  3. Step 3: Cross multiply
    434,508,689.40x = 599,549,298 × 255,928,134.24
  4. Step 4: Simplify right side
    434,508,689.40x = 153,441,533,222,041,760
  5. Step 5: Solve for x
    x = 153,441,533,222,041,760/434,508,689.40
  6. Step 6: Final answer
    x = 353,138,008.43

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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.