Home / 1,015,880,594.58-1,523,657,673.63-278,778,313.62

Finding the Fourth Proportional to 1,015,880,594.58, 1,523,657,673.63 and 278,778,313.62

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Solution

The fourth proportional to 1,015,880,594.58, 1,523,657,673.63 and 278,778,313.62 is: 418,122,680.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,880,594.58 : 1,523,657,673.63 = 278,778,313.62 : x
  2. Step 2: Convert to fraction form
    1,015,880,594.58/1,523,657,673.63 = 278,778,313.62/x
  3. Step 3: Cross multiply
    1,015,880,594.58x = 1,523,657,673.63 × 278,778,313.62
  4. Step 4: Simplify right side
    1,015,880,594.58x = 424,762,716,788,743,808
  5. Step 5: Solve for x
    x = 424,762,716,788,743,808/1,015,880,594.58
  6. Step 6: Final answer
    x = 418,122,680.02

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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.