Home / 298,943,031.60-448,414,547.40-83,532,279.60

Finding the Fourth Proportional to 298,943,031.60, 448,414,547.40 and 83,532,279.60

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Solution

The fourth proportional to 298,943,031.60, 448,414,547.40 and 83,532,279.60 is: 125,298,419.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,943,031.60 : 448,414,547.40 = 83,532,279.60 : x
  2. Step 2: Convert to fraction form
    298,943,031.60/448,414,547.40 = 83,532,279.60/x
  3. Step 3: Cross multiply
    298,943,031.60x = 448,414,547.40 × 83,532,279.60
  4. Step 4: Simplify right side
    298,943,031.60x = 37,457,089,350,124,248
  5. Step 5: Solve for x
    x = 37,457,089,350,124,248/298,943,031.60
  6. Step 6: Final answer
    x = 125,298,419.40

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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.