Home / 93,388,697.32-128,910,792.59-56,220,705.22

Finding the Fourth Proportional to 93,388,697.32, 128,910,792.59 and 56,220,705.22

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Solution

The fourth proportional to 93,388,697.32, 128,910,792.59 and 56,220,705.22 is: 77,605,276.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,388,697.32 : 128,910,792.59 = 56,220,705.22 : x
  2. Step 2: Convert to fraction form
    93,388,697.32/128,910,792.59 = 56,220,705.22/x
  3. Step 3: Cross multiply
    93,388,697.32x = 128,910,792.59 × 56,220,705.22
  4. Step 4: Simplify right side
    93,388,697.32x = 7,247,455,669,878,950
  5. Step 5: Solve for x
    x = 7,247,455,669,878,950/93,388,697.32
  6. Step 6: Final answer
    x = 77,605,276.42

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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.