Home / 947,457,025.40-1,421,185,538.10-333,837,313.40

Finding the Fourth Proportional to 947,457,025.40, 1,421,185,538.10 and 333,837,313.40

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Solution

The fourth proportional to 947,457,025.40, 1,421,185,538.10 and 333,837,313.40 is: 500,755,970.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,457,025.40 : 1,421,185,538.10 = 333,837,313.40 : x
  2. Step 2: Convert to fraction form
    947,457,025.40/1,421,185,538.10 = 333,837,313.40/x
  3. Step 3: Cross multiply
    947,457,025.40x = 1,421,185,538.10 × 333,837,313.40
  4. Step 4: Simplify right side
    947,457,025.40x = 474,444,761,882,237,248
  5. Step 5: Solve for x
    x = 474,444,761,882,237,248/947,457,025.40
  6. Step 6: Final answer
    x = 500,755,970.10

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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.