Home / 93,136,632.17-128,535,345.48-53,988,515.69

Finding the Fourth Proportional to 93,136,632.17, 128,535,345.48 and 53,988,515.69

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Solution

The fourth proportional to 93,136,632.17, 128,535,345.48 and 53,988,515.69 is: 74,508,089.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,136,632.17 : 128,535,345.48 = 53,988,515.69 : x
  2. Step 2: Convert to fraction form
    93,136,632.17/128,535,345.48 = 53,988,515.69/x
  3. Step 3: Cross multiply
    93,136,632.17x = 128,535,345.48 × 53,988,515.69
  4. Step 4: Simplify right side
    93,136,632.17x = 6,939,432,516,166,551
  5. Step 5: Solve for x
    x = 6,939,432,516,166,551/93,136,632.17
  6. Step 6: Final answer
    x = 74,508,089.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.