Home / 270,865,659.89-373,817,663.38-153,411,884.48

Finding the Fourth Proportional to 270,865,659.89, 373,817,663.38 and 153,411,884.48

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Solution

The fourth proportional to 270,865,659.89, 373,817,663.38 and 153,411,884.48 is: 211,721,457.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,865,659.89 : 373,817,663.38 = 153,411,884.48 : x
  2. Step 2: Convert to fraction form
    270,865,659.89/373,817,663.38 = 153,411,884.48/x
  3. Step 3: Cross multiply
    270,865,659.89x = 373,817,663.38 × 153,411,884.48
  4. Step 4: Simplify right side
    270,865,659.89x = 57,348,072,192,163,920
  5. Step 5: Solve for x
    x = 57,348,072,192,163,920/270,865,659.89
  6. Step 6: Final answer
    x = 211,721,457.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.