Home / 788,851,303.68-1,088,606,727.69-436,429,816.67

Finding the Fourth Proportional to 788,851,303.68, 1,088,606,727.69 and 436,429,816.67

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Solution

The fourth proportional to 788,851,303.68, 1,088,606,727.69 and 436,429,816.67 is: 602,268,681.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,851,303.68 : 1,088,606,727.69 = 436,429,816.67 : x
  2. Step 2: Convert to fraction form
    788,851,303.68/1,088,606,727.69 = 436,429,816.67/x
  3. Step 3: Cross multiply
    788,851,303.68x = 1,088,606,727.69 × 436,429,816.67
  4. Step 4: Simplify right side
    788,851,303.68x = 475,100,434,586,032,320
  5. Step 5: Solve for x
    x = 475,100,434,586,032,320/788,851,303.68
  6. Step 6: Final answer
    x = 602,268,681.52

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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.