Home / 168,240,411.90-232,172,089.73-92,886,885.51

Finding the Fourth Proportional to 168,240,411.90, 232,172,089.73 and 92,886,885.51

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Solution

The fourth proportional to 168,240,411.90, 232,172,089.73 and 92,886,885.51 is: 128,184,079.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,240,411.90 : 232,172,089.73 = 92,886,885.51 : x
  2. Step 2: Convert to fraction form
    168,240,411.90/232,172,089.73 = 92,886,885.51/x
  3. Step 3: Cross multiply
    168,240,411.90x = 232,172,089.73 × 92,886,885.51
  4. Step 4: Simplify right side
    168,240,411.90x = 21,565,742,316,903,524
  5. Step 5: Solve for x
    x = 21,565,742,316,903,524/168,240,411.90
  6. Step 6: Final answer
    x = 128,184,079.40

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1.5x scale

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.