Home / 113,637,030.90-156,819,149.10-61,426,066.40

Finding the Fourth Proportional to 113,637,030.90, 156,819,149.10 and 61,426,066.40

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Solution

The fourth proportional to 113,637,030.90, 156,819,149.10 and 61,426,066.40 is: 84,767,996.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,637,030.90 : 156,819,149.10 = 61,426,066.40 : x
  2. Step 2: Convert to fraction form
    113,637,030.90/156,819,149.10 = 61,426,066.40/x
  3. Step 3: Cross multiply
    113,637,030.90x = 156,819,149.10 × 61,426,066.40
  4. Step 4: Simplify right side
    113,637,030.90x = 9,632,783,465,408,100
  5. Step 5: Solve for x
    x = 9,632,783,465,408,100/113,637,030.90
  6. Step 6: Final answer
    x = 84,767,996.74

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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.