Home / 107,806,075.96-148,772,385.03-61,400,647.84

Finding the Fourth Proportional to 107,806,075.96, 148,772,385.03 and 61,400,647.84

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Solution

The fourth proportional to 107,806,075.96, 148,772,385.03 and 61,400,647.84 is: 84,732,894.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,806,075.96 : 148,772,385.03 = 61,400,647.84 : x
  2. Step 2: Convert to fraction form
    107,806,075.96/148,772,385.03 = 61,400,647.84/x
  3. Step 3: Cross multiply
    107,806,075.96x = 148,772,385.03 × 61,400,647.84
  4. Step 4: Simplify right side
    107,806,075.96x = 9,134,720,821,543,918
  5. Step 5: Solve for x
    x = 9,134,720,821,543,918/107,806,075.96
  6. Step 6: Final answer
    x = 84,732,894.14

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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.