Home / 70,124,113.80-96,769,420.56-39,184,537.32

Finding the Fourth Proportional to 70,124,113.80, 96,769,420.56 and 39,184,537.32

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Solution

The fourth proportional to 70,124,113.80, 96,769,420.56 and 39,184,537.32 is: 54,073,624.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,124,113.80 : 96,769,420.56 = 39,184,537.32 : x
  2. Step 2: Convert to fraction form
    70,124,113.80/96,769,420.56 = 39,184,537.32/x
  3. Step 3: Cross multiply
    70,124,113.80x = 96,769,420.56 × 39,184,537.32
  4. Step 4: Simplify right side
    70,124,113.80x = 3,791,864,971,368,095.50
  5. Step 5: Solve for x
    x = 3,791,864,971,368,095.50/70,124,113.80
  6. Step 6: Final answer
    x = 54,073,624.12

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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.