Home / 760,640,068.99-1,050,667,949.08-629,012,762.11

Finding the Fourth Proportional to 760,640,068.99, 1,050,667,949.08 and 629,012,762.11

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Solution

The fourth proportional to 760,640,068.99, 1,050,667,949.08 and 629,012,762.11 is: 868,851,873.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,640,068.99 : 1,050,667,949.08 = 629,012,762.11 : x
  2. Step 2: Convert to fraction form
    760,640,068.99/1,050,667,949.08 = 629,012,762.11/x
  3. Step 3: Cross multiply
    760,640,068.99x = 1,050,667,949.08 × 629,012,762.11
  4. Step 4: Simplify right side
    760,640,068.99x = 660,883,548,707,485,952
  5. Step 5: Solve for x
    x = 660,883,548,707,485,952/760,640,068.99
  6. Step 6: Final answer
    x = 868,851,873.12

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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.