Home / 369,838,218.40-553,695,644.40-359,221,386.40

Finding the Fourth Proportional to 369,838,218.40, 553,695,644.40 and 359,221,386.40

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Solution

The fourth proportional to 369,838,218.40, 553,695,644.40 and 359,221,386.40 is: 537,800,873.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,838,218.40 : 553,695,644.40 = 359,221,386.40 : x
  2. Step 2: Convert to fraction form
    369,838,218.40/553,695,644.40 = 359,221,386.40/x
  3. Step 3: Cross multiply
    369,838,218.40x = 553,695,644.40 × 359,221,386.40
  4. Step 4: Simplify right side
    369,838,218.40x = 198,899,317,025,009,376
  5. Step 5: Solve for x
    x = 198,899,317,025,009,376/369,838,218.40
  6. Step 6: Final answer
    x = 537,800,873.81

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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.