Home / 74,360,723,455.44-102,616,456,019.40-40,527,781,667.28

Finding the Fourth Proportional to 74,360,723,455.44, 102,616,456,019.40 and 40,527,781,667.28

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Solution

The fourth proportional to 74,360,723,455.44, 102,616,456,019.40 and 40,527,781,667.28 is: 55,927,607,099.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,360,723,455.44 : 102,616,456,019.40 = 40,527,781,667.28 : x
  2. Step 2: Convert to fraction form
    74,360,723,455.44/102,616,456,019.40 = 40,527,781,667.28/x
  3. Step 3: Cross multiply
    74,360,723,455.44x = 102,616,456,019.40 × 40,527,781,667.28
  4. Step 4: Simplify right side
    74,360,723,455.44x = 4,158,817,325,024,283,197,440
  5. Step 5: Solve for x
    x = 4,158,817,325,024,283,197,440/74,360,723,455.44
  6. Step 6: Final answer
    x = 55,927,607,099.15

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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.