Home / 155,435,426.40-233,153,139.60-47,716,053.60

Finding the Fourth Proportional to 155,435,426.40, 233,153,139.60 and 47,716,053.60

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Solution

The fourth proportional to 155,435,426.40, 233,153,139.60 and 47,716,053.60 is: 71,574,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,435,426.40 : 233,153,139.60 = 47,716,053.60 : x
  2. Step 2: Convert to fraction form
    155,435,426.40/233,153,139.60 = 47,716,053.60/x
  3. Step 3: Cross multiply
    155,435,426.40x = 233,153,139.60 × 47,716,053.60
  4. Step 4: Simplify right side
    155,435,426.40x = 11,125,147,706,161,882
  5. Step 5: Solve for x
    x = 11,125,147,706,161,882/155,435,426.40
  6. Step 6: Final answer
    x = 71,574,080.40

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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.