Home / 90,139,477.58-135,209,006.13-59,210,366.51

Finding the Fourth Proportional to 90,139,477.58, 135,209,006.13 and 59,210,366.51

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Solution

The fourth proportional to 90,139,477.58, 135,209,006.13 and 59,210,366.51 is: 88,815,411.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,139,477.58 : 135,209,006.13 = 59,210,366.51 : x
  2. Step 2: Convert to fraction form
    90,139,477.58/135,209,006.13 = 59,210,366.51/x
  3. Step 3: Cross multiply
    90,139,477.58x = 135,209,006.13 × 59,210,366.51
  4. Step 4: Simplify right side
    90,139,477.58x = 8,005,774,807,956,130
  5. Step 5: Solve for x
    x = 8,005,774,807,956,130/90,139,477.58
  6. Step 6: Final answer
    x = 88,815,411.66

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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.