Home / 1,555,895,223.02-2,147,141,876.79-841,430,776.29

Finding the Fourth Proportional to 1,555,895,223.02, 2,147,141,876.79 and 841,430,776.29

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Solution

The fourth proportional to 1,555,895,223.02, 2,147,141,876.79 and 841,430,776.29 is: 1,161,177,969.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,895,223.02 : 2,147,141,876.79 = 841,430,776.29 : x
  2. Step 2: Convert to fraction form
    1,555,895,223.02/2,147,141,876.79 = 841,430,776.29/x
  3. Step 3: Cross multiply
    1,555,895,223.02x = 2,147,141,876.79 × 841,430,776.29
  4. Step 4: Simplify right side
    1,555,895,223.02x = 1,806,671,256,192,177,152
  5. Step 5: Solve for x
    x = 1,806,671,256,192,177,152/1,555,895,223.02
  6. Step 6: Final answer
    x = 1,161,177,969.74

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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.