Home / 90,348,783.79-124,681,226.24-49,095,577.39

Finding the Fourth Proportional to 90,348,783.79, 124,681,226.24 and 49,095,577.39

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Solution

The fourth proportional to 90,348,783.79, 124,681,226.24 and 49,095,577.39 is: 67,751,844.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,348,783.79 : 124,681,226.24 = 49,095,577.39 : x
  2. Step 2: Convert to fraction form
    90,348,783.79/124,681,226.24 = 49,095,577.39/x
  3. Step 3: Cross multiply
    90,348,783.79x = 124,681,226.24 × 49,095,577.39
  4. Step 4: Simplify right side
    90,348,783.79x = 6,121,296,791,700,541
  5. Step 5: Solve for x
    x = 6,121,296,791,700,541/90,348,783.79
  6. Step 6: Final answer
    x = 67,751,844.96

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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.