Home / 1,042,367,527.40-1,438,144,632.40-602,173,766.12

Finding the Fourth Proportional to 1,042,367,527.40, 1,438,144,632.40 and 602,173,766.12

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Solution

The fourth proportional to 1,042,367,527.40, 1,438,144,632.40 and 602,173,766.12 is: 830,813,457.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,367,527.40 : 1,438,144,632.40 = 602,173,766.12 : x
  2. Step 2: Convert to fraction form
    1,042,367,527.40/1,438,144,632.40 = 602,173,766.12/x
  3. Step 3: Cross multiply
    1,042,367,527.40x = 1,438,144,632.40 × 602,173,766.12
  4. Step 4: Simplify right side
    1,042,367,527.40x = 866,012,969,517,571,072
  5. Step 5: Solve for x
    x = 866,012,969,517,571,072/1,042,367,527.40
  6. Step 6: Final answer
    x = 830,813,457.59

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1.5x scale

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.