Home / 64,674,443.60-97,011,665.40-55,982,430.80

Finding the Fourth Proportional to 64,674,443.60, 97,011,665.40 and 55,982,430.80

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Solution

The fourth proportional to 64,674,443.60, 97,011,665.40 and 55,982,430.80 is: 83,973,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,674,443.60 : 97,011,665.40 = 55,982,430.80 : x
  2. Step 2: Convert to fraction form
    64,674,443.60/97,011,665.40 = 55,982,430.80/x
  3. Step 3: Cross multiply
    64,674,443.60x = 97,011,665.40 × 55,982,430.80
  4. Step 4: Simplify right side
    64,674,443.60x = 5,430,948,845,048,254
  5. Step 5: Solve for x
    x = 5,430,948,845,048,254/64,674,443.60
  6. Step 6: Final answer
    x = 83,973,646.20

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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.