Home / 124,528,094.80-186,792,142.20-79,290,437.20

Finding the Fourth Proportional to 124,528,094.80, 186,792,142.20 and 79,290,437.20

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Solution

The fourth proportional to 124,528,094.80, 186,792,142.20 and 79,290,437.20 is: 118,935,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,528,094.80 : 186,792,142.20 = 79,290,437.20 : x
  2. Step 2: Convert to fraction form
    124,528,094.80/186,792,142.20 = 79,290,437.20/x
  3. Step 3: Cross multiply
    124,528,094.80x = 186,792,142.20 × 79,290,437.20
  4. Step 4: Simplify right side
    124,528,094.80x = 14,810,830,620,562,570
  5. Step 5: Solve for x
    x = 14,810,830,620,562,570/124,528,094.80
  6. Step 6: Final answer
    x = 118,935,655.80

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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.