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Finding the Fourth Proportional to 594,484,438.80, 891,407,793.60 and 249,047,788.80

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Solution

The fourth proportional to 594,484,438.80, 891,407,793.60 and 249,047,788.80 is: 373,438,101.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,484,438.80 : 891,407,793.60 = 249,047,788.80 : x
  2. Step 2: Convert to fraction form
    594,484,438.80/891,407,793.60 = 249,047,788.80/x
  3. Step 3: Cross multiply
    594,484,438.80x = 891,407,793.60 × 249,047,788.80
  4. Step 4: Simplify right side
    594,484,438.80x = 222,003,139,915,166,816
  5. Step 5: Solve for x
    x = 222,003,139,915,166,816/594,484,438.80
  6. Step 6: Final answer
    x = 373,438,101.03

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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.