Home / 768,688,029.32-1,153,066,534.86-251,150,001.80

Finding the Fourth Proportional to 768,688,029.32, 1,153,066,534.86 and 251,150,001.80

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Solution

The fourth proportional to 768,688,029.32, 1,153,066,534.86 and 251,150,001.80 is: 376,736,271.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,688,029.32 : 1,153,066,534.86 = 251,150,001.80 : x
  2. Step 2: Convert to fraction form
    768,688,029.32/1,153,066,534.86 = 251,150,001.80/x
  3. Step 3: Cross multiply
    768,688,029.32x = 1,153,066,534.86 × 251,150,001.80
  4. Step 4: Simplify right side
    768,688,029.32x = 289,592,662,305,608,768
  5. Step 5: Solve for x
    x = 289,592,662,305,608,768/768,688,029.32
  6. Step 6: Final answer
    x = 376,736,271.75

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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.