Home / 293,417,690.40-440,126,535.60-157,368,794.40

Finding the Fourth Proportional to 293,417,690.40, 440,126,535.60 and 157,368,794.40

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Solution

The fourth proportional to 293,417,690.40, 440,126,535.60 and 157,368,794.40 is: 236,053,191.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,417,690.40 : 440,126,535.60 = 157,368,794.40 : x
  2. Step 2: Convert to fraction form
    293,417,690.40/440,126,535.60 = 157,368,794.40/x
  3. Step 3: Cross multiply
    293,417,690.40x = 440,126,535.60 × 157,368,794.40
  4. Step 4: Simplify right side
    293,417,690.40x = 69,262,182,290,820,688
  5. Step 5: Solve for x
    x = 69,262,182,290,820,688/293,417,690.40
  6. Step 6: Final answer
    x = 236,053,191.60

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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.