Home / 76,355,897.34-105,370,252.60-41,547,988.07

Finding the Fourth Proportional to 76,355,897.34, 105,370,252.60 and 41,547,988.07

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Solution

The fourth proportional to 76,355,897.34, 105,370,252.60 and 41,547,988.07 is: 57,335,741.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,355,897.34 : 105,370,252.60 = 41,547,988.07 : x
  2. Step 2: Convert to fraction form
    76,355,897.34/105,370,252.60 = 41,547,988.07/x
  3. Step 3: Cross multiply
    76,355,897.34x = 105,370,252.60 × 41,547,988.07
  4. Step 4: Simplify right side
    76,355,897.34x = 4,377,921,997,957,686.50
  5. Step 5: Solve for x
    x = 4,377,921,997,957,686.50/76,355,897.34
  6. Step 6: Final answer
    x = 57,335,741.58

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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.