Home / 185,364,009.40-278,046,014.10-176,860,953.40

Finding the Fourth Proportional to 185,364,009.40, 278,046,014.10 and 176,860,953.40

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Solution

The fourth proportional to 185,364,009.40, 278,046,014.10 and 176,860,953.40 is: 265,291,430.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,364,009.40 : 278,046,014.10 = 176,860,953.40 : x
  2. Step 2: Convert to fraction form
    185,364,009.40/278,046,014.10 = 176,860,953.40/x
  3. Step 3: Cross multiply
    185,364,009.40x = 278,046,014.10 × 176,860,953.40
  4. Step 4: Simplify right side
    185,364,009.40x = 49,175,483,142,795,848
  5. Step 5: Solve for x
    x = 49,175,483,142,795,848/185,364,009.40
  6. Step 6: Final answer
    x = 265,291,430.10

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Similar ratio
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1.5x scale

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.