Home / 612,736,075.80-918,546,100.65-224,465,281.20

Finding the Fourth Proportional to 612,736,075.80, 918,546,100.65 and 224,465,281.20

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Solution

The fourth proportional to 612,736,075.80, 918,546,100.65 and 224,465,281.20 is: 336,493,503.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,736,075.80 : 918,546,100.65 = 224,465,281.20 : x
  2. Step 2: Convert to fraction form
    612,736,075.80/918,546,100.65 = 224,465,281.20/x
  3. Step 3: Cross multiply
    612,736,075.80x = 918,546,100.65 × 224,465,281.20
  4. Step 4: Simplify right side
    612,736,075.80x = 206,181,708,777,565,728
  5. Step 5: Solve for x
    x = 206,181,708,777,565,728/612,736,075.80
  6. Step 6: Final answer
    x = 336,493,503.35

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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.