Home / 93,152,986.98-128,551,632.47-53,457,361.32

Finding the Fourth Proportional to 93,152,986.98, 128,551,632.47 and 53,457,361.32

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Solution

The fourth proportional to 93,152,986.98, 128,551,632.47 and 53,457,361.32 is: 73,771,451.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,152,986.98 : 128,551,632.47 = 53,457,361.32 : x
  2. Step 2: Convert to fraction form
    93,152,986.98/128,551,632.47 = 53,457,361.32/x
  3. Step 3: Cross multiply
    93,152,986.98x = 128,551,632.47 × 53,457,361.32
  4. Step 4: Simplify right side
    93,152,986.98x = 6,872,031,065,224,634
  5. Step 5: Solve for x
    x = 6,872,031,065,224,634/93,152,986.98
  6. Step 6: Final answer
    x = 73,771,451.54

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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.