Home / 242,548,509.40-363,822,764.10-121,336,221.40

Finding the Fourth Proportional to 242,548,509.40, 363,822,764.10 and 121,336,221.40

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Solution

The fourth proportional to 242,548,509.40, 363,822,764.10 and 121,336,221.40 is: 182,004,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,548,509.40 : 363,822,764.10 = 121,336,221.40 : x
  2. Step 2: Convert to fraction form
    242,548,509.40/363,822,764.10 = 121,336,221.40/x
  3. Step 3: Cross multiply
    242,548,509.40x = 363,822,764.10 × 121,336,221.40
  4. Step 4: Simplify right side
    242,548,509.40x = 44,144,879,455,197,576
  5. Step 5: Solve for x
    x = 44,144,879,455,197,576/242,548,509.40
  6. Step 6: Final answer
    x = 182,004,332.10

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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.