Home / 157,066,345.04-216,775,120.77-119,327,407.43

Finding the Fourth Proportional to 157,066,345.04, 216,775,120.77 and 119,327,407.43

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Solution

The fourth proportional to 157,066,345.04, 216,775,120.77 and 119,327,407.43 is: 164,689,724.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,066,345.04 : 216,775,120.77 = 119,327,407.43 : x
  2. Step 2: Convert to fraction form
    157,066,345.04/216,775,120.77 = 119,327,407.43/x
  3. Step 3: Cross multiply
    157,066,345.04x = 216,775,120.77 × 119,327,407.43
  4. Step 4: Simplify right side
    157,066,345.04x = 25,867,213,155,725,372
  5. Step 5: Solve for x
    x = 25,867,213,155,725,372/157,066,345.04
  6. Step 6: Final answer
    x = 164,689,724.91

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1.5x scale

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.