Home / 104,976,937.60-157,465,406.40-76,066,547.20

Finding the Fourth Proportional to 104,976,937.60, 157,465,406.40 and 76,066,547.20

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Solution

The fourth proportional to 104,976,937.60, 157,465,406.40 and 76,066,547.20 is: 114,099,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,937.60 : 157,465,406.40 = 76,066,547.20 : x
  2. Step 2: Convert to fraction form
    104,976,937.60/157,465,406.40 = 76,066,547.20/x
  3. Step 3: Cross multiply
    104,976,937.60x = 157,465,406.40 × 76,066,547.20
  4. Step 4: Simplify right side
    104,976,937.60x = 11,977,849,768,292,784
  5. Step 5: Solve for x
    x = 11,977,849,768,292,784/104,976,937.60
  6. Step 6: Final answer
    x = 114,099,820.80

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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.