Home / 710,878,015.46-1,066,363,809.87-186,259,962.98

Finding the Fourth Proportional to 710,878,015.46, 1,066,363,809.87 and 186,259,962.98

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Solution

The fourth proportional to 710,878,015.46, 1,066,363,809.87 and 186,259,962.98 is: 279,402,203.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,878,015.46 : 1,066,363,809.87 = 186,259,962.98 : x
  2. Step 2: Convert to fraction form
    710,878,015.46/1,066,363,809.87 = 186,259,962.98/x
  3. Step 3: Cross multiply
    710,878,015.46x = 1,066,363,809.87 × 186,259,962.98
  4. Step 4: Simplify right side
    710,878,015.46x = 198,620,883,749,597,952
  5. Step 5: Solve for x
    x = 198,620,883,749,597,952/710,878,015.46
  6. Step 6: Final answer
    x = 279,402,203.23

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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.