Home / 295,304,078.60-442,956,117.90-157,554,571.40

Finding the Fourth Proportional to 295,304,078.60, 442,956,117.90 and 157,554,571.40

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Solution

The fourth proportional to 295,304,078.60, 442,956,117.90 and 157,554,571.40 is: 236,331,857.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,304,078.60 : 442,956,117.90 = 157,554,571.40 : x
  2. Step 2: Convert to fraction form
    295,304,078.60/442,956,117.90 = 157,554,571.40/x
  3. Step 3: Cross multiply
    295,304,078.60x = 442,956,117.90 × 157,554,571.40
  4. Step 4: Simplify right side
    295,304,078.60x = 69,789,761,304,742,368
  5. Step 5: Solve for x
    x = 69,789,761,304,742,368/295,304,078.60
  6. Step 6: Final answer
    x = 236,331,857.10

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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.