Home / 346,868,875.98-478,709,321.04-190,266,250.08

Finding the Fourth Proportional to 346,868,875.98, 478,709,321.04 and 190,266,250.08

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Solution

The fourth proportional to 346,868,875.98, 478,709,321.04 and 190,266,250.08 is: 262,584,030.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,868,875.98 : 478,709,321.04 = 190,266,250.08 : x
  2. Step 2: Convert to fraction form
    346,868,875.98/478,709,321.04 = 190,266,250.08/x
  3. Step 3: Cross multiply
    346,868,875.98x = 478,709,321.04 × 190,266,250.08
  4. Step 4: Simplify right side
    346,868,875.98x = 91,082,227,390,914,128
  5. Step 5: Solve for x
    x = 91,082,227,390,914,128/346,868,875.98
  6. Step 6: Final answer
    x = 262,584,030.16

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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.