Home / 77,257,079.60-106,624,039.02-46,334,260.40

Finding the Fourth Proportional to 77,257,079.60, 106,624,039.02 and 46,334,260.40

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Solution

The fourth proportional to 77,257,079.60, 106,624,039.02 and 46,334,260.40 is: 63,946,838.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,257,079.60 : 106,624,039.02 = 46,334,260.40 : x
  2. Step 2: Convert to fraction form
    77,257,079.60/106,624,039.02 = 46,334,260.40/x
  3. Step 3: Cross multiply
    77,257,079.60x = 106,624,039.02 × 46,334,260.40
  4. Step 4: Simplify right side
    77,257,079.60x = 4,940,345,988,852,440
  5. Step 5: Solve for x
    x = 4,940,345,988,852,440/77,257,079.60
  6. Step 6: Final answer
    x = 63,946,838.46

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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.