Home / 425,304,551.40-637,956,827.10-118,596,172.20

Finding the Fourth Proportional to 425,304,551.40, 637,956,827.10 and 118,596,172.20

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Solution

The fourth proportional to 425,304,551.40, 637,956,827.10 and 118,596,172.20 is: 177,894,258.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,304,551.40 : 637,956,827.10 = 118,596,172.20 : x
  2. Step 2: Convert to fraction form
    425,304,551.40/637,956,827.10 = 118,596,172.20/x
  3. Step 3: Cross multiply
    425,304,551.40x = 637,956,827.10 × 118,596,172.20
  4. Step 4: Simplify right side
    425,304,551.40x = 75,659,237,722,917,232
  5. Step 5: Solve for x
    x = 75,659,237,722,917,232/425,304,551.40
  6. Step 6: Final answer
    x = 177,894,258.30

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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.