Home / 6,507,417,637.92-8,981,217,973.56-3,968,572,520.16

Finding the Fourth Proportional to 6,507,417,637.92, 8,981,217,973.56 and 3,968,572,520.16

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Solution

The fourth proportional to 6,507,417,637.92, 8,981,217,973.56 and 3,968,572,520.16 is: 5,477,228,730.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507,417,637.92 : 8,981,217,973.56 = 3,968,572,520.16 : x
  2. Step 2: Convert to fraction form
    6,507,417,637.92/8,981,217,973.56 = 3,968,572,520.16/x
  3. Step 3: Cross multiply
    6,507,417,637.92x = 8,981,217,973.56 × 3,968,572,520.16
  4. Step 4: Simplify right side
    6,507,417,637.92x = 35,642,614,847,437,295,616
  5. Step 5: Solve for x
    x = 35,642,614,847,437,295,616/6,507,417,637.92
  6. Step 6: Final answer
    x = 5,477,228,730.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.