Home / 453,621,703.60-679,984,657.80-223,402,337.20

Finding the Fourth Proportional to 453,621,703.60, 679,984,657.80 and 223,402,337.20

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Solution

The fourth proportional to 453,621,703.60, 679,984,657.80 and 223,402,337.20 is: 334,882,922.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,621,703.60 : 679,984,657.80 = 223,402,337.20 : x
  2. Step 2: Convert to fraction form
    453,621,703.60/679,984,657.80 = 223,402,337.20/x
  3. Step 3: Cross multiply
    453,621,703.60x = 679,984,657.80 × 223,402,337.20
  4. Step 4: Simplify right side
    453,621,703.60x = 151,910,161,812,662,176
  5. Step 5: Solve for x
    x = 151,910,161,812,662,176/453,621,703.60
  6. Step 6: Final answer
    x = 334,882,922.50

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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.