Home / 157,617,622.40-236,028,302.40-103,471,779.20

Finding the Fourth Proportional to 157,617,622.40, 236,028,302.40 and 103,471,779.20

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Solution

The fourth proportional to 157,617,622.40, 236,028,302.40 and 103,471,779.20 is: 154,946,306.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,617,622.40 : 236,028,302.40 = 103,471,779.20 : x
  2. Step 2: Convert to fraction form
    157,617,622.40/236,028,302.40 = 103,471,779.20/x
  3. Step 3: Cross multiply
    157,617,622.40x = 236,028,302.40 × 103,471,779.20
  4. Step 4: Simplify right side
    157,617,622.40x = 24,422,268,390,883,632
  5. Step 5: Solve for x
    x = 24,422,268,390,883,632/157,617,622.40
  6. Step 6: Final answer
    x = 154,946,306.25

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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.