Home / 3,038,507,445.20-4,557,123,430.70-856,963,397.84

Finding the Fourth Proportional to 3,038,507,445.20, 4,557,123,430.70 and 856,963,397.84

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Solution

The fourth proportional to 3,038,507,445.20, 4,557,123,430.70 and 856,963,397.84 is: 1,285,265,233.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038,507,445.20 : 4,557,123,430.70 = 856,963,397.84 : x
  2. Step 2: Convert to fraction form
    3,038,507,445.20/4,557,123,430.70 = 856,963,397.84/x
  3. Step 3: Cross multiply
    3,038,507,445.20x = 4,557,123,430.70 × 856,963,397.84
  4. Step 4: Simplify right side
    3,038,507,445.20x = 3,905,287,979,521,879,040
  5. Step 5: Solve for x
    x = 3,905,287,979,521,879,040/3,038,507,445.20
  6. Step 6: Final answer
    x = 1,285,265,233.00

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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.