Home / 134,849,331.40-201,931,853.10-74,196,531.40

Finding the Fourth Proportional to 134,849,331.40, 201,931,853.10 and 74,196,531.40

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Solution

The fourth proportional to 134,849,331.40, 201,931,853.10 and 74,196,531.40 is: 111,106,543.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,849,331.40 : 201,931,853.10 = 74,196,531.40 : x
  2. Step 2: Convert to fraction form
    134,849,331.40/201,931,853.10 = 74,196,531.40/x
  3. Step 3: Cross multiply
    134,849,331.40x = 201,931,853.10 × 74,196,531.40
  4. Step 4: Simplify right side
    134,849,331.40x = 14,982,643,079,194,338
  5. Step 5: Solve for x
    x = 14,982,643,079,194,338/134,849,331.40
  6. Step 6: Final answer
    x = 111,106,543.31

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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.