Home / 291,033,565.60-436,611,001.20-97,005,258.40

Finding the Fourth Proportional to 291,033,565.60, 436,611,001.20 and 97,005,258.40

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Solution

The fourth proportional to 291,033,565.60, 436,611,001.20 and 97,005,258.40 is: 145,528,103.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,033,565.60 : 436,611,001.20 = 97,005,258.40 : x
  2. Step 2: Convert to fraction form
    291,033,565.60/436,611,001.20 = 97,005,258.40/x
  3. Step 3: Cross multiply
    291,033,565.60x = 436,611,001.20 × 97,005,258.40
  4. Step 4: Simplify right side
    291,033,565.60x = 42,353,562,991,688,712
  5. Step 5: Solve for x
    x = 42,353,562,991,688,712/291,033,565.60
  6. Step 6: Final answer
    x = 145,528,103.96

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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.