Home / 153,252,607.16-211,460,751.54-90,538,915.64

Finding the Fourth Proportional to 153,252,607.16, 211,460,751.54 and 90,538,915.64

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Solution

The fourth proportional to 153,252,607.16, 211,460,751.54 and 90,538,915.64 is: 124,927,252.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,252,607.16 : 211,460,751.54 = 90,538,915.64 : x
  2. Step 2: Convert to fraction form
    153,252,607.16/211,460,751.54 = 90,538,915.64/x
  3. Step 3: Cross multiply
    153,252,607.16x = 211,460,751.54 × 90,538,915.64
  4. Step 4: Simplify right side
    153,252,607.16x = 19,145,427,144,851,060
  5. Step 5: Solve for x
    x = 19,145,427,144,851,060/153,252,607.16
  6. Step 6: Final answer
    x = 124,927,252.46

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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.