Home / 1,246,074,897.25-1,720,112,832.89-776,408,266.92

Finding the Fourth Proportional to 1,246,074,897.25, 1,720,112,832.89 and 776,408,266.92

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Solution

The fourth proportional to 1,246,074,897.25, 1,720,112,832.89 and 776,408,266.92 is: 1,071,773,315.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,074,897.25 : 1,720,112,832.89 = 776,408,266.92 : x
  2. Step 2: Convert to fraction form
    1,246,074,897.25/1,720,112,832.89 = 776,408,266.92/x
  3. Step 3: Cross multiply
    1,246,074,897.25x = 1,720,112,832.89 × 776,408,266.92
  4. Step 4: Simplify right side
    1,246,074,897.25x = 1,335,509,823,490,044,672
  5. Step 5: Solve for x
    x = 1,335,509,823,490,044,672/1,246,074,897.25
  6. Step 6: Final answer
    x = 1,071,773,315.10

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1.5x scale

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.