Home / 1,254,696,002.70-1,882,044,004.05-436,536,386.70

Finding the Fourth Proportional to 1,254,696,002.70, 1,882,044,004.05 and 436,536,386.70

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Solution

The fourth proportional to 1,254,696,002.70, 1,882,044,004.05 and 436,536,386.70 is: 654,804,580.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,696,002.70 : 1,882,044,004.05 = 436,536,386.70 : x
  2. Step 2: Convert to fraction form
    1,254,696,002.70/1,882,044,004.05 = 436,536,386.70/x
  3. Step 3: Cross multiply
    1,254,696,002.70x = 1,882,044,004.05 × 436,536,386.70
  4. Step 4: Simplify right side
    1,254,696,002.70x = 821,580,689,138,387,072
  5. Step 5: Solve for x
    x = 821,580,689,138,387,072/1,254,696,002.70
  6. Step 6: Final answer
    x = 654,804,580.05

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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.