Home / 78,155,884,039.51-116,937,984,117.62-46,301,653,607

Finding the Fourth Proportional to 78,155,884,039.51, 116,937,984,117.62 and 46,301,653,607

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Solution

The fourth proportional to 78,155,884,039.51, 116,937,984,117.62 and 46,301,653,607 is: 69,277,215,665.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,155,884,039.51 : 116,937,984,117.62 = 46,301,653,607 : x
  2. Step 2: Convert to fraction form
    78,155,884,039.51/116,937,984,117.62 = 46,301,653,607/x
  3. Step 3: Cross multiply
    78,155,884,039.51x = 116,937,984,117.62 × 46,301,653,607
  4. Step 4: Simplify right side
    78,155,884,039.51x = 5,414,422,034,114,908,520,448
  5. Step 5: Solve for x
    x = 5,414,422,034,114,908,520,448/78,155,884,039.51
  6. Step 6: Final answer
    x = 69,277,215,665.27

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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.