Home / 163,884,820.32-245,843,777.03-53,215,862.90

Finding the Fourth Proportional to 163,884,820.32, 245,843,777.03 and 53,215,862.90

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Solution

The fourth proportional to 163,884,820.32, 245,843,777.03 and 53,215,862.90 is: 79,829,167.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,884,820.32 : 245,843,777.03 = 53,215,862.90 : x
  2. Step 2: Convert to fraction form
    163,884,820.32/245,843,777.03 = 53,215,862.90/x
  3. Step 3: Cross multiply
    163,884,820.32x = 245,843,777.03 × 53,215,862.90
  4. Step 4: Simplify right side
    163,884,820.32x = 13,082,788,731,751,352
  5. Step 5: Solve for x
    x = 13,082,788,731,751,352/163,884,820.32
  6. Step 6: Final answer
    x = 79,829,167.25

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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.