Home / 102,497,070.86-141,445,953.48-56,087,328.68

Finding the Fourth Proportional to 102,497,070.86, 141,445,953.48 and 56,087,328.68

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Solution

The fourth proportional to 102,497,070.86, 141,445,953.48 and 56,087,328.68 is: 77,400,511.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,497,070.86 : 141,445,953.48 = 56,087,328.68 : x
  2. Step 2: Convert to fraction form
    102,497,070.86/141,445,953.48 = 56,087,328.68/x
  3. Step 3: Cross multiply
    102,497,070.86x = 141,445,953.48 × 56,087,328.68
  4. Step 4: Simplify right side
    102,497,070.86x = 7,933,325,683,288,749
  5. Step 5: Solve for x
    x = 7,933,325,683,288,749/102,497,070.86
  6. Step 6: Final answer
    x = 77,400,511.22

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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.