Home / 93,220,729,929.32-128,644,365,338.55-52,020,677,720.12

Finding the Fourth Proportional to 93,220,729,929.32, 128,644,365,338.55 and 52,020,677,720.12

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Solution

The fourth proportional to 93,220,729,929.32, 128,644,365,338.55 and 52,020,677,720.12 is: 71,788,400,228.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,220,729,929.32 : 128,644,365,338.55 = 52,020,677,720.12 : x
  2. Step 2: Convert to fraction form
    93,220,729,929.32/128,644,365,338.55 = 52,020,677,720.12/x
  3. Step 3: Cross multiply
    93,220,729,929.32x = 128,644,365,338.55 × 52,020,677,720.12
  4. Step 4: Simplify right side
    93,220,729,929.32x = 6,692,167,069,785,570,410,496
  5. Step 5: Solve for x
    x = 6,692,167,069,785,570,410,496/93,220,729,929.32
  6. Step 6: Final answer
    x = 71,788,400,228.79

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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.