Home / 325,752,457.60-488,628,686.40-196,506,006.40

Finding the Fourth Proportional to 325,752,457.60, 488,628,686.40 and 196,506,006.40

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Solution

The fourth proportional to 325,752,457.60, 488,628,686.40 and 196,506,006.40 is: 294,759,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,752,457.60 : 488,628,686.40 = 196,506,006.40 : x
  2. Step 2: Convert to fraction form
    325,752,457.60/488,628,686.40 = 196,506,006.40/x
  3. Step 3: Cross multiply
    325,752,457.60x = 488,628,686.40 × 196,506,006.40
  4. Step 4: Simplify right side
    325,752,457.60x = 96,018,471,776,941,984
  5. Step 5: Solve for x
    x = 96,018,471,776,941,984/325,752,457.60
  6. Step 6: Final answer
    x = 294,759,009.60

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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.