Home / 827,434,051.20-1,141,866,782.10-456,169,368.60

Finding the Fourth Proportional to 827,434,051.20, 1,141,866,782.10 and 456,169,368.60

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Solution

The fourth proportional to 827,434,051.20, 1,141,866,782.10 and 456,169,368.60 is: 629,518,024.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,434,051.20 : 1,141,866,782.10 = 456,169,368.60 : x
  2. Step 2: Convert to fraction form
    827,434,051.20/1,141,866,782.10 = 456,169,368.60/x
  3. Step 3: Cross multiply
    827,434,051.20x = 1,141,866,782.10 × 456,169,368.60
  4. Step 4: Simplify right side
    827,434,051.20x = 520,884,649,015,870,784
  5. Step 5: Solve for x
    x = 520,884,649,015,870,784/827,434,051.20
  6. Step 6: Final answer
    x = 629,518,024.14

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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.