Home / 102,575,014.20-153,862,521.30-30,771,430.20

Finding the Fourth Proportional to 102,575,014.20, 153,862,521.30 and 30,771,430.20

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Solution

The fourth proportional to 102,575,014.20, 153,862,521.30 and 30,771,430.20 is: 46,157,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,575,014.20 : 153,862,521.30 = 30,771,430.20 : x
  2. Step 2: Convert to fraction form
    102,575,014.20/153,862,521.30 = 30,771,430.20/x
  3. Step 3: Cross multiply
    102,575,014.20x = 153,862,521.30 × 30,771,430.20
  4. Step 4: Simplify right side
    102,575,014.20x = 4,734,569,834,578,964
  5. Step 5: Solve for x
    x = 4,734,569,834,578,964/102,575,014.20
  6. Step 6: Final answer
    x = 46,157,145.30

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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.