Home / 832,142,828.30-1,147,804,031.44-535,160,754.34

Finding the Fourth Proportional to 832,142,828.30, 1,147,804,031.44 and 535,160,754.34

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Solution

The fourth proportional to 832,142,828.30, 1,147,804,031.44 and 535,160,754.34 is: 738,166,154.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,142,828.30 : 1,147,804,031.44 = 535,160,754.34 : x
  2. Step 2: Convert to fraction form
    832,142,828.30/1,147,804,031.44 = 535,160,754.34/x
  3. Step 3: Cross multiply
    832,142,828.30x = 1,147,804,031.44 × 535,160,754.34
  4. Step 4: Simplify right side
    832,142,828.30x = 614,259,671,299,923,456
  5. Step 5: Solve for x
    x = 614,259,671,299,923,456/832,142,828.30
  6. Step 6: Final answer
    x = 738,166,154.19

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1.5x scale

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.