Home / 31,133,718,518.13-46,775,080,323.04-19,963,477,720.71

Finding the Fourth Proportional to 31,133,718,518.13, 46,775,080,323.04 and 19,963,477,720.71

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Solution

The fourth proportional to 31,133,718,518.13, 46,775,080,323.04 and 19,963,477,720.71 is: 29,992,988,899.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,133,718,518.13 : 46,775,080,323.04 = 19,963,477,720.71 : x
  2. Step 2: Convert to fraction form
    31,133,718,518.13/46,775,080,323.04 = 19,963,477,720.71/x
  3. Step 3: Cross multiply
    31,133,718,518.13x = 46,775,080,323.04 × 19,963,477,720.71
  4. Step 4: Simplify right side
    31,133,718,518.13x = 933,793,273,913,509,543,936
  5. Step 5: Solve for x
    x = 933,793,273,913,509,543,936/31,133,718,518.13
  6. Step 6: Final answer
    x = 29,992,988,899.47

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1.5x scale

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.