Home / 1,946,934,210.78-2,920,401,318.60-473,066,446.86

Finding the Fourth Proportional to 1,946,934,210.78, 2,920,401,318.60 and 473,066,446.86

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Solution

The fourth proportional to 1,946,934,210.78, 2,920,401,318.60 and 473,066,446.86 is: 709,599,670.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,934,210.78 : 2,920,401,318.60 = 473,066,446.86 : x
  2. Step 2: Convert to fraction form
    1,946,934,210.78/2,920,401,318.60 = 473,066,446.86/x
  3. Step 3: Cross multiply
    1,946,934,210.78x = 2,920,401,318.60 × 473,066,446.86
  4. Step 4: Simplify right side
    1,946,934,210.78x = 1,381,543,875,195,360,768
  5. Step 5: Solve for x
    x = 1,381,543,875,195,360,768/1,946,934,210.78
  6. Step 6: Final answer
    x = 709,599,670.88

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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.