Home / 511,756,524.99-767,637,025.52-162,004,300.70

Finding the Fourth Proportional to 511,756,524.99, 767,637,025.52 and 162,004,300.70

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Solution

The fourth proportional to 511,756,524.99, 767,637,025.52 and 162,004,300.70 is: 243,007,159.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,756,524.99 : 767,637,025.52 = 162,004,300.70 : x
  2. Step 2: Convert to fraction form
    511,756,524.99/767,637,025.52 = 162,004,300.70/x
  3. Step 3: Cross multiply
    511,756,524.99x = 767,637,025.52 × 162,004,300.70
  4. Step 4: Simplify right side
    511,756,524.99x = 124,360,499,506,147,440
  5. Step 5: Solve for x
    x = 124,360,499,506,147,440/511,756,524.99
  6. Step 6: Final answer
    x = 243,007,159.52

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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.