Home / 228,655,703.34-315,547,740.48-124,235,518.50

Finding the Fourth Proportional to 228,655,703.34, 315,547,740.48 and 124,235,518.50

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Solution

The fourth proportional to 228,655,703.34, 315,547,740.48 and 124,235,518.50 is: 171,446,574.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,655,703.34 : 315,547,740.48 = 124,235,518.50 : x
  2. Step 2: Convert to fraction form
    228,655,703.34/315,547,740.48 = 124,235,518.50/x
  3. Step 3: Cross multiply
    228,655,703.34x = 315,547,740.48 × 124,235,518.50
  4. Step 4: Simplify right side
    228,655,703.34x = 39,202,237,150,036,240
  5. Step 5: Solve for x
    x = 39,202,237,150,036,240/228,655,703.34
  6. Step 6: Final answer
    x = 171,446,574.82

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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.