Home / 1,510,458,091.17-2,084,155,459.24-841,386,485.69

Finding the Fourth Proportional to 1,510,458,091.17, 2,084,155,459.24 and 841,386,485.69

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Solution

The fourth proportional to 1,510,458,091.17, 2,084,155,459.24 and 841,386,485.69 is: 1,160,959,213.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,458,091.17 : 2,084,155,459.24 = 841,386,485.69 : x
  2. Step 2: Convert to fraction form
    1,510,458,091.17/2,084,155,459.24 = 841,386,485.69/x
  3. Step 3: Cross multiply
    1,510,458,091.17x = 2,084,155,459.24 × 841,386,485.69
  4. Step 4: Simplify right side
    1,510,458,091.17x = 1,753,580,237,477,364,736
  5. Step 5: Solve for x
    x = 1,753,580,237,477,364,736/1,510,458,091.17
  6. Step 6: Final answer
    x = 1,160,959,213.45

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Double scale
Find fourth proportional to 1,510,458,092.17, 2,084,155,460.61 and 841,386,486.69
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1.5x scale

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.