Home / 101,506,442.39-140,075,265.86-57,452,495.13

Finding the Fourth Proportional to 101,506,442.39, 140,075,265.86 and 57,452,495.13

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Solution

The fourth proportional to 101,506,442.39, 140,075,265.86 and 57,452,495.13 is: 79,282,391.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,506,442.39 : 140,075,265.86 = 57,452,495.13 : x
  2. Step 2: Convert to fraction form
    101,506,442.39/140,075,265.86 = 57,452,495.13/x
  3. Step 3: Cross multiply
    101,506,442.39x = 140,075,265.86 × 57,452,495.13
  4. Step 4: Simplify right side
    101,506,442.39x = 8,047,673,528,911,165
  5. Step 5: Solve for x
    x = 8,047,673,528,911,165/101,506,442.39
  6. Step 6: Final answer
    x = 79,282,391.73

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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.