Home / 106,840,811-147,440,328.90-60,430,066.04

Finding the Fourth Proportional to 106,840,811, 147,440,328.90 and 60,430,066.04

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Solution

The fourth proportional to 106,840,811, 147,440,328.90 and 60,430,066.04 is: 83,393,496.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,840,811 : 147,440,328.90 = 60,430,066.04 : x
  2. Step 2: Convert to fraction form
    106,840,811/147,440,328.90 = 60,430,066.04/x
  3. Step 3: Cross multiply
    106,840,811x = 147,440,328.90 × 60,430,066.04
  4. Step 4: Simplify right side
    106,840,811x = 8,909,828,812,386,321
  5. Step 5: Solve for x
    x = 8,909,828,812,386,321/106,840,811
  6. Step 6: Final answer
    x = 83,393,496.63

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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.