Home / 111,132,854.40-166,634,665.32-42,050,994.48

Finding the Fourth Proportional to 111,132,854.40, 166,634,665.32 and 42,050,994.48

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Solution

The fourth proportional to 111,132,854.40, 166,634,665.32 and 42,050,994.48 is: 63,052,041.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,132,854.40 : 166,634,665.32 = 42,050,994.48 : x
  2. Step 2: Convert to fraction form
    111,132,854.40/166,634,665.32 = 42,050,994.48/x
  3. Step 3: Cross multiply
    111,132,854.40x = 166,634,665.32 × 42,050,994.48
  4. Step 4: Simplify right side
    111,132,854.40x = 7,007,153,391,547,967
  5. Step 5: Solve for x
    x = 7,007,153,391,547,967/111,132,854.40
  6. Step 6: Final answer
    x = 63,052,041.90

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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.