Home / 898,971,848.40-1,348,547,585.40-243,933,272.40

Finding the Fourth Proportional to 898,971,848.40, 1,348,547,585.40 and 243,933,272.40

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Solution

The fourth proportional to 898,971,848.40, 1,348,547,585.40 and 243,933,272.40 is: 365,924,279.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,971,848.40 : 1,348,547,585.40 = 243,933,272.40 : x
  2. Step 2: Convert to fraction form
    898,971,848.40/1,348,547,585.40 = 243,933,272.40/x
  3. Step 3: Cross multiply
    898,971,848.40x = 1,348,547,585.40 × 243,933,272.40
  4. Step 4: Simplify right side
    898,971,848.40x = 328,955,625,493,740,480
  5. Step 5: Solve for x
    x = 328,955,625,493,740,480/898,971,848.40
  6. Step 6: Final answer
    x = 365,924,279.03

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1.5x scale

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.