Home / 866,908,263.04-1,300,489,298.88-406,893,159.04

Finding the Fourth Proportional to 866,908,263.04, 1,300,489,298.88 and 406,893,159.04

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Solution

The fourth proportional to 866,908,263.04, 1,300,489,298.88 and 406,893,159.04 is: 610,399,302.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,908,263.04 : 1,300,489,298.88 = 406,893,159.04 : x
  2. Step 2: Convert to fraction form
    866,908,263.04/1,300,489,298.88 = 406,893,159.04/x
  3. Step 3: Cross multiply
    866,908,263.04x = 1,300,489,298.88 × 406,893,159.04
  4. Step 4: Simplify right side
    866,908,263.04x = 529,160,199,118,998,016
  5. Step 5: Solve for x
    x = 529,160,199,118,998,016/866,908,263.04
  6. Step 6: Final answer
    x = 610,399,302.53

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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.