Home / 731,830,343,818.38-1,009,935,026,001.50-402,269,363,302.74

Finding the Fourth Proportional to 731,830,343,818.38, 1,009,935,026,001.50 and 402,269,363,302.74

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Solution

The fourth proportional to 731,830,343,818.38, 1,009,935,026,001.50 and 402,269,363,302.74 is: 555,136,751,732.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,830,343,818.38 : 1,009,935,026,001.50 = 402,269,363,302.74 : x
  2. Step 2: Convert to fraction form
    731,830,343,818.38/1,009,935,026,001.50 = 402,269,363,302.74/x
  3. Step 3: Cross multiply
    731,830,343,818.38x = 1,009,935,026,001.50 × 402,269,363,302.74
  4. Step 4: Simplify right side
    731,830,343,818.38x = 406,265,919,886,759,536,099,328
  5. Step 5: Solve for x
    x = 406,265,919,886,759,536,099,328/731,830,343,818.38
  6. Step 6: Final answer
    x = 555,136,751,732.70

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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.