Home / 954,637,210.42-1,317,389,832.18-531,243,619.55

Finding the Fourth Proportional to 954,637,210.42, 1,317,389,832.18 and 531,243,619.55

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Solution

The fourth proportional to 954,637,210.42, 1,317,389,832.18 and 531,243,619.55 is: 733,110,898.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,637,210.42 : 1,317,389,832.18 = 531,243,619.55 : x
  2. Step 2: Convert to fraction form
    954,637,210.42/1,317,389,832.18 = 531,243,619.55/x
  3. Step 3: Cross multiply
    954,637,210.42x = 1,317,389,832.18 × 531,243,619.55
  4. Step 4: Simplify right side
    954,637,210.42x = 699,854,942,809,913,472
  5. Step 5: Solve for x
    x = 699,854,942,809,913,472/954,637,210.42
  6. Step 6: Final answer
    x = 733,110,898.22

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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.