Home / 628,329,113,427.69-942,626,037,988.48-203,824,232,123.13

Finding the Fourth Proportional to 628,329,113,427.69, 942,626,037,988.48 and 203,824,232,123.13

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Solution

The fourth proportional to 628,329,113,427.69, 942,626,037,988.48 and 203,824,232,123.13 is: 305,779,287,106.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,329,113,427.69 : 942,626,037,988.48 = 203,824,232,123.13 : x
  2. Step 2: Convert to fraction form
    628,329,113,427.69/942,626,037,988.48 = 203,824,232,123.13/x
  3. Step 3: Cross multiply
    628,329,113,427.69x = 942,626,037,988.48 × 203,824,232,123.13
  4. Step 4: Simplify right side
    628,329,113,427.69x = 192,130,028,372,270,308,655,104
  5. Step 5: Solve for x
    x = 192,130,028,372,270,308,655,104/628,329,113,427.69
  6. Step 6: Final answer
    x = 305,779,287,106.65

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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.