Home / 1,147,791,828.18-1,583,901,767.76-639,180,774.93

Finding the Fourth Proportional to 1,147,791,828.18, 1,583,901,767.76 and 639,180,774.93

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Solution

The fourth proportional to 1,147,791,828.18, 1,583,901,767.76 and 639,180,774.93 is: 882,041,093.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,791,828.18 : 1,583,901,767.76 = 639,180,774.93 : x
  2. Step 2: Convert to fraction form
    1,147,791,828.18/1,583,901,767.76 = 639,180,774.93/x
  3. Step 3: Cross multiply
    1,147,791,828.18x = 1,583,901,767.76 × 639,180,774.93
  4. Step 4: Simplify right side
    1,147,791,828.18x = 1,012,399,559,328,006,528
  5. Step 5: Solve for x
    x = 1,012,399,559,328,006,528/1,147,791,828.18
  6. Step 6: Final answer
    x = 882,041,093.58

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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.