Home / 93,473,374.93-128,993,657.67-51,087,790.54

Finding the Fourth Proportional to 93,473,374.93, 128,993,657.67 and 51,087,790.54

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Solution

The fourth proportional to 93,473,374.93, 128,993,657.67 and 51,087,790.54 is: 70,501,369.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,473,374.93 : 128,993,657.67 = 51,087,790.54 : x
  2. Step 2: Convert to fraction form
    93,473,374.93/128,993,657.67 = 51,087,790.54/x
  3. Step 3: Cross multiply
    93,473,374.93x = 128,993,657.67 × 51,087,790.54
  4. Step 4: Simplify right side
    93,473,374.93x = 6,590,000,963,688,122
  5. Step 5: Solve for x
    x = 6,590,000,963,688,122/93,473,374.93
  6. Step 6: Final answer
    x = 70,501,369.70

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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.