Home / 92,774,666.34-128,051,337.40-53,105,192.94

Finding the Fourth Proportional to 92,774,666.34, 128,051,337.40 and 53,105,192.94

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Solution

The fourth proportional to 92,774,666.34, 128,051,337.40 and 53,105,192.94 is: 73,297,929.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,774,666.34 : 128,051,337.40 = 53,105,192.94 : x
  2. Step 2: Convert to fraction form
    92,774,666.34/128,051,337.40 = 53,105,192.94/x
  3. Step 3: Cross multiply
    92,774,666.34x = 128,051,337.40 × 53,105,192.94
  4. Step 4: Simplify right side
    92,774,666.34x = 6,800,190,978,852,038
  5. Step 5: Solve for x
    x = 6,800,190,978,852,038/92,774,666.34
  6. Step 6: Final answer
    x = 73,297,929.78

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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.