Home / 299,012,002.40-448,434,022.80-94,602,735.20

Finding the Fourth Proportional to 299,012,002.40, 448,434,022.80 and 94,602,735.20

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Solution

The fourth proportional to 299,012,002.40, 448,434,022.80 and 94,602,735.20 is: 141,877,532.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,012,002.40 : 448,434,022.80 = 94,602,735.20 : x
  2. Step 2: Convert to fraction form
    299,012,002.40/448,434,022.80 = 94,602,735.20/x
  3. Step 3: Cross multiply
    299,012,002.40x = 448,434,022.80 × 94,602,735.20
  4. Step 4: Simplify right side
    299,012,002.40x = 42,423,085,113,619,168
  5. Step 5: Solve for x
    x = 42,423,085,113,619,168/299,012,002.40
  6. Step 6: Final answer
    x = 141,877,532.58

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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.