Home / 1,055,264,172.57-1,582,896,308.09-722,943,486.45

Finding the Fourth Proportional to 1,055,264,172.57, 1,582,896,308.09 and 722,943,486.45

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Solution

The fourth proportional to 1,055,264,172.57, 1,582,896,308.09 and 722,943,486.45 is: 1,084,415,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,264,172.57 : 1,582,896,308.09 = 722,943,486.45 : x
  2. Step 2: Convert to fraction form
    1,055,264,172.57/1,582,896,308.09 = 722,943,486.45/x
  3. Step 3: Cross multiply
    1,055,264,172.57x = 1,582,896,308.09 × 722,943,486.45
  4. Step 4: Simplify right side
    1,055,264,172.57x = 1,144,344,575,655,803,264
  5. Step 5: Solve for x
    x = 1,144,344,575,655,803,264/1,055,264,172.57
  6. Step 6: Final answer
    x = 1,084,415,263.40

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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.