Home / 602,448,030.40-903,798,016.80-193,545,515.20

Finding the Fourth Proportional to 602,448,030.40, 903,798,016.80 and 193,545,515.20

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Solution

The fourth proportional to 602,448,030.40, 903,798,016.80 and 193,545,515.20 is: 290,358,742.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,448,030.40 : 903,798,016.80 = 193,545,515.20 : x
  2. Step 2: Convert to fraction form
    602,448,030.40/903,798,016.80 = 193,545,515.20/x
  3. Step 3: Cross multiply
    602,448,030.40x = 903,798,016.80 × 193,545,515.20
  4. Step 4: Simplify right side
    602,448,030.40x = 174,926,052,798,294,240
  5. Step 5: Solve for x
    x = 174,926,052,798,294,240/602,448,030.40
  6. Step 6: Final answer
    x = 290,358,742.95

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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.