Home / 93,478,254-128,997,613.98-52,225,456.20

Finding the Fourth Proportional to 93,478,254, 128,997,613.98 and 52,225,456.20

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Solution

The fourth proportional to 93,478,254, 128,997,613.98 and 52,225,456.20 is: 72,069,801.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,478,254 : 128,997,613.98 = 52,225,456.20 : x
  2. Step 2: Convert to fraction form
    93,478,254/128,997,613.98 = 52,225,456.20/x
  3. Step 3: Cross multiply
    93,478,254x = 128,997,613.98 × 52,225,456.20
  4. Step 4: Simplify right side
    93,478,254x = 6,736,959,238,816,998
  5. Step 5: Solve for x
    x = 6,736,959,238,816,998/93,478,254
  6. Step 6: Final answer
    x = 72,069,801.80

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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.