Home / 983,290,018.80-1,474,935,028.20-673,353,627.60

Finding the Fourth Proportional to 983,290,018.80, 1,474,935,028.20 and 673,353,627.60

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Solution

The fourth proportional to 983,290,018.80, 1,474,935,028.20 and 673,353,627.60 is: 1,010,030,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,290,018.80 : 1,474,935,028.20 = 673,353,627.60 : x
  2. Step 2: Convert to fraction form
    983,290,018.80/1,474,935,028.20 = 673,353,627.60/x
  3. Step 3: Cross multiply
    983,290,018.80x = 1,474,935,028.20 × 673,353,627.60
  4. Step 4: Simplify right side
    983,290,018.80x = 993,152,851,712,778,368
  5. Step 5: Solve for x
    x = 993,152,851,712,778,368/983,290,018.80
  6. Step 6: Final answer
    x = 1,010,030,441.40

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1.5x scale

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.