Home / 1,313,709,784.18-1,812,924,305.01-710,880,410.34

Finding the Fourth Proportional to 1,313,709,784.18, 1,812,924,305.01 and 710,880,410.34

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Solution

The fourth proportional to 1,313,709,784.18, 1,812,924,305.01 and 710,880,410.34 is: 981,017,565.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,709,784.18 : 1,812,924,305.01 = 710,880,410.34 : x
  2. Step 2: Convert to fraction form
    1,313,709,784.18/1,812,924,305.01 = 710,880,410.34/x
  3. Step 3: Cross multiply
    1,313,709,784.18x = 1,812,924,305.01 × 710,880,410.34
  4. Step 4: Simplify right side
    1,313,709,784.18x = 1,288,772,373,860,868,096
  5. Step 5: Solve for x
    x = 1,288,772,373,860,868,096/1,313,709,784.18
  6. Step 6: Final answer
    x = 981,017,565.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.