Home / 366,980,485.60-550,470,728.40-352,871,711.20

Finding the Fourth Proportional to 366,980,485.60, 550,470,728.40 and 352,871,711.20

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Solution

The fourth proportional to 366,980,485.60, 550,470,728.40 and 352,871,711.20 is: 529,307,566.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,980,485.60 : 550,470,728.40 = 352,871,711.20 : x
  2. Step 2: Convert to fraction form
    366,980,485.60/550,470,728.40 = 352,871,711.20/x
  3. Step 3: Cross multiply
    366,980,485.60x = 550,470,728.40 × 352,871,711.20
  4. Step 4: Simplify right side
    366,980,485.60x = 194,245,547,896,018,432
  5. Step 5: Solve for x
    x = 194,245,547,896,018,432/366,980,485.60
  6. Step 6: Final answer
    x = 529,307,566.80

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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.