Home / 1,014,549,807.60-1,521,824,711.40-669,892,604.40

Finding the Fourth Proportional to 1,014,549,807.60, 1,521,824,711.40 and 669,892,604.40

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Solution

The fourth proportional to 1,014,549,807.60, 1,521,824,711.40 and 669,892,604.40 is: 1,004,838,906.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,549,807.60 : 1,521,824,711.40 = 669,892,604.40 : x
  2. Step 2: Convert to fraction form
    1,014,549,807.60/1,521,824,711.40 = 669,892,604.40/x
  3. Step 3: Cross multiply
    1,014,549,807.60x = 1,521,824,711.40 × 669,892,604.40
  4. Step 4: Simplify right side
    1,014,549,807.60x = 1,019,459,119,360,024,448
  5. Step 5: Solve for x
    x = 1,019,459,119,360,024,448/1,014,549,807.60
  6. Step 6: Final answer
    x = 1,004,838,906.60

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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.