Home / 86,112,229.68-118,837,267.80-52,627,130.16

Finding the Fourth Proportional to 86,112,229.68, 118,837,267.80 and 52,627,130.16

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Solution

The fourth proportional to 86,112,229.68, 118,837,267.80 and 52,627,130.16 is: 72,626,900.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,112,229.68 : 118,837,267.80 = 52,627,130.16 : x
  2. Step 2: Convert to fraction form
    86,112,229.68/118,837,267.80 = 52,627,130.16/x
  3. Step 3: Cross multiply
    86,112,229.68x = 118,837,267.80 × 52,627,130.16
  4. Step 4: Simplify right side
    86,112,229.68x = 6,254,064,360,369,376
  5. Step 5: Solve for x
    x = 6,254,064,360,369,376/86,112,229.68
  6. Step 6: Final answer
    x = 72,626,900.77

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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.