Home / 156,030,929.36-234,061,848.88-57,688,421.12

Finding the Fourth Proportional to 156,030,929.36, 234,061,848.88 and 57,688,421.12

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Solution

The fourth proportional to 156,030,929.36, 234,061,848.88 and 57,688,421.12 is: 86,538,345.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,030,929.36 : 234,061,848.88 = 57,688,421.12 : x
  2. Step 2: Convert to fraction form
    156,030,929.36/234,061,848.88 = 57,688,421.12/x
  3. Step 3: Cross multiply
    156,030,929.36x = 234,061,848.88 × 57,688,421.12
  4. Step 4: Simplify right side
    156,030,929.36x = 13,502,658,506,315,240
  5. Step 5: Solve for x
    x = 13,502,658,506,315,240/156,030,929.36
  6. Step 6: Final answer
    x = 86,538,345.71

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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.