Home / 124,423,129.20-186,776,411.40-73,333,934.40

Finding the Fourth Proportional to 124,423,129.20, 186,776,411.40 and 73,333,934.40

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Solution

The fourth proportional to 124,423,129.20, 186,776,411.40 and 73,333,934.40 is: 110,084,428.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,423,129.20 : 186,776,411.40 = 73,333,934.40 : x
  2. Step 2: Convert to fraction form
    124,423,129.20/186,776,411.40 = 73,333,934.40/x
  3. Step 3: Cross multiply
    124,423,129.20x = 186,776,411.40 × 73,333,934.40
  4. Step 4: Simplify right side
    124,423,129.20x = 13,697,049,101,075,014
  5. Step 5: Solve for x
    x = 13,697,049,101,075,014/124,423,129.20
  6. Step 6: Final answer
    x = 110,084,428.75

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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.