Home / 242,547,694.40-363,821,541.60-121,335,406.40

Finding the Fourth Proportional to 242,547,694.40, 363,821,541.60 and 121,335,406.40

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Solution

The fourth proportional to 242,547,694.40, 363,821,541.60 and 121,335,406.40 is: 182,003,109.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,547,694.40 : 363,821,541.60 = 121,335,406.40 : x
  2. Step 2: Convert to fraction form
    242,547,694.40/363,821,541.60 = 121,335,406.40/x
  3. Step 3: Cross multiply
    242,547,694.40x = 363,821,541.60 × 121,335,406.40
  4. Step 4: Simplify right side
    242,547,694.40x = 44,144,434,607,110,512
  5. Step 5: Solve for x
    x = 44,144,434,607,110,512/242,547,694.40
  6. Step 6: Final answer
    x = 182,003,109.60

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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.