Home / 657,540,506.34-907,061,875.56-406,564,670.82

Finding the Fourth Proportional to 657,540,506.34, 907,061,875.56 and 406,564,670.82

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Solution

The fourth proportional to 657,540,506.34, 907,061,875.56 and 406,564,670.82 is: 560,846,532.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,540,506.34 : 907,061,875.56 = 406,564,670.82 : x
  2. Step 2: Convert to fraction form
    657,540,506.34/907,061,875.56 = 406,564,670.82/x
  3. Step 3: Cross multiply
    657,540,506.34x = 907,061,875.56 × 406,564,670.82
  4. Step 4: Simplify right side
    657,540,506.34x = 368,779,312,850,423,168
  5. Step 5: Solve for x
    x = 368,779,312,850,423,168/657,540,506.34
  6. Step 6: Final answer
    x = 560,846,532.33

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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.