Home / 1,174,335,624.24-1,762,190,323.85-437,914,287.60

Finding the Fourth Proportional to 1,174,335,624.24, 1,762,190,323.85 and 437,914,287.60

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Solution

The fourth proportional to 1,174,335,624.24, 1,762,190,323.85 and 437,914,287.60 is: 657,127,574.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,335,624.24 : 1,762,190,323.85 = 437,914,287.60 : x
  2. Step 2: Convert to fraction form
    1,174,335,624.24/1,762,190,323.85 = 437,914,287.60/x
  3. Step 3: Cross multiply
    1,174,335,624.24x = 1,762,190,323.85 × 437,914,287.60
  4. Step 4: Simplify right side
    1,174,335,624.24x = 771,688,320,284,386,048
  5. Step 5: Solve for x
    x = 771,688,320,284,386,048/1,174,335,624.24
  6. Step 6: Final answer
    x = 657,127,574.40

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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.