Home / 841,355,179.02-1,262,058,478.88-288,649,854.36

Finding the Fourth Proportional to 841,355,179.02, 1,262,058,478.88 and 288,649,854.36

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Solution

The fourth proportional to 841,355,179.02, 1,262,058,478.88 and 288,649,854.36 is: 432,983,602.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,355,179.02 : 1,262,058,478.88 = 288,649,854.36 : x
  2. Step 2: Convert to fraction form
    841,355,179.02/1,262,058,478.88 = 288,649,854.36/x
  3. Step 3: Cross multiply
    841,355,179.02x = 1,262,058,478.88 × 288,649,854.36
  4. Step 4: Simplify right side
    841,355,179.02x = 364,292,996,121,071,936
  5. Step 5: Solve for x
    x = 364,292,996,121,071,936/841,355,179.02
  6. Step 6: Final answer
    x = 432,983,602.18

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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.