Home / 155,525,921.40-233,288,882.10-53,255,969.40

Finding the Fourth Proportional to 155,525,921.40, 233,288,882.10 and 53,255,969.40

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Solution

The fourth proportional to 155,525,921.40, 233,288,882.10 and 53,255,969.40 is: 79,883,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,525,921.40 : 233,288,882.10 = 53,255,969.40 : x
  2. Step 2: Convert to fraction form
    155,525,921.40/233,288,882.10 = 53,255,969.40/x
  3. Step 3: Cross multiply
    155,525,921.40x = 233,288,882.10 × 53,255,969.40
  4. Step 4: Simplify right side
    155,525,921.40x = 12,424,025,566,477,808
  5. Step 5: Solve for x
    x = 12,424,025,566,477,808/155,525,921.40
  6. Step 6: Final answer
    x = 79,883,954.10

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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.