Home / 123,230,938.14-170,063,279.19-70,316,260.38

Finding the Fourth Proportional to 123,230,938.14, 170,063,279.19 and 70,316,260.38

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Solution

The fourth proportional to 123,230,938.14, 170,063,279.19 and 70,316,260.38 is: 97,039,055.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,230,938.14 : 170,063,279.19 = 70,316,260.38 : x
  2. Step 2: Convert to fraction form
    123,230,938.14/170,063,279.19 = 70,316,260.38/x
  3. Step 3: Cross multiply
    123,230,938.14x = 170,063,279.19 × 70,316,260.38
  4. Step 4: Simplify right side
    123,230,938.14x = 11,958,213,820,600,674
  5. Step 5: Solve for x
    x = 11,958,213,820,600,674/123,230,938.14
  6. Step 6: Final answer
    x = 97,039,055.30

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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.