Home / 5,402,610,030.32-7,455,834,856.32-2,991,292,509.68

Finding the Fourth Proportional to 5,402,610,030.32, 7,455,834,856.32 and 2,991,292,509.68

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Solution

The fourth proportional to 5,402,610,030.32, 7,455,834,856.32 and 2,991,292,509.68 is: 4,128,112,677.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402,610,030.32 : 7,455,834,856.32 = 2,991,292,509.68 : x
  2. Step 2: Convert to fraction form
    5,402,610,030.32/7,455,834,856.32 = 2,991,292,509.68/x
  3. Step 3: Cross multiply
    5,402,610,030.32x = 7,455,834,856.32 × 2,991,292,509.68
  4. Step 4: Simplify right side
    5,402,610,030.32x = 22,302,582,959,121,072,128
  5. Step 5: Solve for x
    x = 22,302,582,959,121,072,128/5,402,610,030.32
  6. Step 6: Final answer
    x = 4,128,112,677.75

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Double scale
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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.