Home / 1,575,935,999.40-2,363,903,999.10-715,972,607.40

Finding the Fourth Proportional to 1,575,935,999.40, 2,363,903,999.10 and 715,972,607.40

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Solution

The fourth proportional to 1,575,935,999.40, 2,363,903,999.10 and 715,972,607.40 is: 1,073,958,911.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,935,999.40 : 2,363,903,999.10 = 715,972,607.40 : x
  2. Step 2: Convert to fraction form
    1,575,935,999.40/2,363,903,999.10 = 715,972,607.40/x
  3. Step 3: Cross multiply
    1,575,935,999.40x = 2,363,903,999.10 × 715,972,607.40
  4. Step 4: Simplify right side
    1,575,935,999.40x = 1,692,490,509,878,914,048
  5. Step 5: Solve for x
    x = 1,692,490,509,878,914,048/1,575,935,999.40
  6. Step 6: Final answer
    x = 1,073,958,911.10

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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.