Home / 589,730,835.60-885,163,123.80-298,926,320.40

Finding the Fourth Proportional to 589,730,835.60, 885,163,123.80 and 298,926,320.40

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Solution

The fourth proportional to 589,730,835.60, 885,163,123.80 and 298,926,320.40 is: 448,676,819.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,730,835.60 : 885,163,123.80 = 298,926,320.40 : x
  2. Step 2: Convert to fraction form
    589,730,835.60/885,163,123.80 = 298,926,320.40/x
  3. Step 3: Cross multiply
    589,730,835.60x = 885,163,123.80 × 298,926,320.40
  4. Step 4: Simplify right side
    589,730,835.60x = 264,598,555,551,303,616
  5. Step 5: Solve for x
    x = 264,598,555,551,303,616/589,730,835.60
  6. Step 6: Final answer
    x = 448,676,819.29

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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.