Home / 330,024,988,643.40-495,037,482,965.10-223,329,385,972.80

Finding the Fourth Proportional to 330,024,988,643.40, 495,037,482,965.10 and 223,329,385,972.80

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Solution

The fourth proportional to 330,024,988,643.40, 495,037,482,965.10 and 223,329,385,972.80 is: 334,994,078,959.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,024,988,643.40 : 495,037,482,965.10 = 223,329,385,972.80 : x
  2. Step 2: Convert to fraction form
    330,024,988,643.40/495,037,482,965.10 = 223,329,385,972.80/x
  3. Step 3: Cross multiply
    330,024,988,643.40x = 495,037,482,965.10 × 223,329,385,972.80
  4. Step 4: Simplify right side
    330,024,988,643.40x = 110,556,417,104,116,210,204,672
  5. Step 5: Solve for x
    x = 110,556,417,104,116,210,204,672/330,024,988,643.40
  6. Step 6: Final answer
    x = 334,994,078,959.20

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1.5x scale

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.