Home / 64,355,973.48-88,812,993.78-34,989,280.92

Finding the Fourth Proportional to 64,355,973.48, 88,812,993.78 and 34,989,280.92

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Solution

The fourth proportional to 64,355,973.48, 88,812,993.78 and 34,989,280.92 is: 48,286,159.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,355,973.48 : 88,812,993.78 = 34,989,280.92 : x
  2. Step 2: Convert to fraction form
    64,355,973.48/88,812,993.78 = 34,989,280.92/x
  3. Step 3: Cross multiply
    64,355,973.48x = 88,812,993.78 × 34,989,280.92
  4. Step 4: Simplify right side
    64,355,973.48x = 3,107,502,788,714,633
  5. Step 5: Solve for x
    x = 3,107,502,788,714,633/64,355,973.48
  6. Step 6: Final answer
    x = 48,286,159.32

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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.