Home / 191,012,124.36-286,553,812.80-61,606,240.86

Finding the Fourth Proportional to 191,012,124.36, 286,553,812.80 and 61,606,240.86

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Solution

The fourth proportional to 191,012,124.36, 286,553,812.80 and 61,606,240.86 is: 92,420,851.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,012,124.36 : 286,553,812.80 = 61,606,240.86 : x
  2. Step 2: Convert to fraction form
    191,012,124.36/286,553,812.80 = 61,606,240.86/x
  3. Step 3: Cross multiply
    191,012,124.36x = 286,553,812.80 × 61,606,240.86
  4. Step 4: Simplify right side
    191,012,124.36x = 17,653,503,210,708,152
  5. Step 5: Solve for x
    x = 17,653,503,210,708,152/191,012,124.36
  6. Step 6: Final answer
    x = 92,420,851.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.