Home / 72,242,992,938.04-99,672,838,476.28-41,748,066,896.12

Finding the Fourth Proportional to 72,242,992,938.04, 99,672,838,476.28 and 41,748,066,896.12

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Solution

The fourth proportional to 72,242,992,938.04, 99,672,838,476.28 and 41,748,066,896.12 is: 57,599,334,678.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,242,992,938.04 : 99,672,838,476.28 = 41,748,066,896.12 : x
  2. Step 2: Convert to fraction form
    72,242,992,938.04/99,672,838,476.28 = 41,748,066,896.12/x
  3. Step 3: Cross multiply
    72,242,992,938.04x = 99,672,838,476.28 × 41,748,066,896.12
  4. Step 4: Simplify right side
    72,242,992,938.04x = 4,161,148,328,433,901,109,248
  5. Step 5: Solve for x
    x = 4,161,148,328,433,901,109,248/72,242,992,938.04
  6. Step 6: Final answer
    x = 57,599,334,678.77

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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.