Home / 286,838,945.10-430,258,417.65-224,421,199.65

Finding the Fourth Proportional to 286,838,945.10, 430,258,417.65 and 224,421,199.65

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Solution

The fourth proportional to 286,838,945.10, 430,258,417.65 and 224,421,199.65 is: 336,631,799.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,838,945.10 : 430,258,417.65 = 224,421,199.65 : x
  2. Step 2: Convert to fraction form
    286,838,945.10/430,258,417.65 = 224,421,199.65/x
  3. Step 3: Cross multiply
    286,838,945.10x = 430,258,417.65 × 224,421,199.65
  4. Step 4: Simplify right side
    286,838,945.10x = 96,559,110,248,523,728
  5. Step 5: Solve for x
    x = 96,559,110,248,523,728/286,838,945.10
  6. Step 6: Final answer
    x = 336,631,799.48

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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.