Home / 228,481,359.25-315,304,275.77-130,696,215.25

Finding the Fourth Proportional to 228,481,359.25, 315,304,275.77 and 130,696,215.25

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Solution

The fourth proportional to 228,481,359.25, 315,304,275.77 and 130,696,215.25 is: 180,360,777.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,481,359.25 : 315,304,275.77 = 130,696,215.25 : x
  2. Step 2: Convert to fraction form
    228,481,359.25/315,304,275.77 = 130,696,215.25/x
  3. Step 3: Cross multiply
    228,481,359.25x = 315,304,275.77 × 130,696,215.25
  4. Step 4: Simplify right side
    228,481,359.25x = 41,209,075,495,281,280
  5. Step 5: Solve for x
    x = 41,209,075,495,281,280/228,481,359.25
  6. Step 6: Final answer
    x = 180,360,777.05

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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.