Home / 1,688,758,632.57-2,534,282,369.51-692,959,690.16

Finding the Fourth Proportional to 1,688,758,632.57, 2,534,282,369.51 and 692,959,690.16

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Solution

The fourth proportional to 1,688,758,632.57, 2,534,282,369.51 and 692,959,690.16 is: 1,039,909,133.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,758,632.57 : 2,534,282,369.51 = 692,959,690.16 : x
  2. Step 2: Convert to fraction form
    1,688,758,632.57/2,534,282,369.51 = 692,959,690.16/x
  3. Step 3: Cross multiply
    1,688,758,632.57x = 2,534,282,369.51 × 692,959,690.16
  4. Step 4: Simplify right side
    1,688,758,632.57x = 1,756,155,525,553,600,256
  5. Step 5: Solve for x
    x = 1,756,155,525,553,600,256/1,688,758,632.57
  6. Step 6: Final answer
    x = 1,039,909,133.07

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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.