Home / 175,864,303.47-242,691,961.35-100,509,374.20

Finding the Fourth Proportional to 175,864,303.47, 242,691,961.35 and 100,509,374.20

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Solution

The fourth proportional to 175,864,303.47, 242,691,961.35 and 100,509,374.20 is: 138,702,492.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,864,303.47 : 242,691,961.35 = 100,509,374.20 : x
  2. Step 2: Convert to fraction form
    175,864,303.47/242,691,961.35 = 100,509,374.20/x
  3. Step 3: Cross multiply
    175,864,303.47x = 242,691,961.35 × 100,509,374.20
  4. Step 4: Simplify right side
    175,864,303.47x = 24,392,817,158,659,088
  5. Step 5: Solve for x
    x = 24,392,817,158,659,088/175,864,303.47
  6. Step 6: Final answer
    x = 138,702,492.08

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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.