Home / 942,767,533.12-1,301,059,742.88-525,080,004.16

Finding the Fourth Proportional to 942,767,533.12, 1,301,059,742.88 and 525,080,004.16

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Solution

The fourth proportional to 942,767,533.12, 1,301,059,742.88 and 525,080,004.16 is: 724,632,988.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,767,533.12 : 1,301,059,742.88 = 525,080,004.16 : x
  2. Step 2: Convert to fraction form
    942,767,533.12/1,301,059,742.88 = 525,080,004.16/x
  3. Step 3: Cross multiply
    942,767,533.12x = 1,301,059,742.88 × 525,080,004.16
  4. Step 4: Simplify right side
    942,767,533.12x = 683,160,455,203,838,976
  5. Step 5: Solve for x
    x = 683,160,455,203,838,976/942,767,533.12
  6. Step 6: Final answer
    x = 724,632,988.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.