Home / 90,806,492.16-125,316,722.16-51,655,165.92

Finding the Fourth Proportional to 90,806,492.16, 125,316,722.16 and 51,655,165.92

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Solution

The fourth proportional to 90,806,492.16, 125,316,722.16 and 51,655,165.92 is: 71,286,269.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,806,492.16 : 125,316,722.16 = 51,655,165.92 : x
  2. Step 2: Convert to fraction form
    90,806,492.16/125,316,722.16 = 51,655,165.92/x
  3. Step 3: Cross multiply
    90,806,492.16x = 125,316,722.16 × 51,655,165.92
  4. Step 4: Simplify right side
    90,806,492.16x = 6,473,256,075,725,341
  5. Step 5: Solve for x
    x = 6,473,256,075,725,341/90,806,492.16
  6. Step 6: Final answer
    x = 71,286,269.54

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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.