Home / 85,340,155.64-117,769,411.77-46,181,931.98

Finding the Fourth Proportional to 85,340,155.64, 117,769,411.77 and 46,181,931.98

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Solution

The fourth proportional to 85,340,155.64, 117,769,411.77 and 46,181,931.98 is: 63,731,064.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,340,155.64 : 117,769,411.77 = 46,181,931.98 : x
  2. Step 2: Convert to fraction form
    85,340,155.64/117,769,411.77 = 46,181,931.98/x
  3. Step 3: Cross multiply
    85,340,155.64x = 117,769,411.77 × 46,181,931.98
  4. Step 4: Simplify right side
    85,340,155.64x = 5,438,818,963,686,751
  5. Step 5: Solve for x
    x = 5,438,818,963,686,751/85,340,155.64
  6. Step 6: Final answer
    x = 63,731,064.50

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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.