Home / 180,572,631.16-249,293,526.51-118,872,331.06

Finding the Fourth Proportional to 180,572,631.16, 249,293,526.51 and 118,872,331.06

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Solution

The fourth proportional to 180,572,631.16, 249,293,526.51 and 118,872,331.06 is: 164,111,817.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,572,631.16 : 249,293,526.51 = 118,872,331.06 : x
  2. Step 2: Convert to fraction form
    180,572,631.16/249,293,526.51 = 118,872,331.06/x
  3. Step 3: Cross multiply
    180,572,631.16x = 249,293,526.51 × 118,872,331.06
  4. Step 4: Simplify right side
    180,572,631.16x = 29,634,102,614,411,604
  5. Step 5: Solve for x
    x = 29,634,102,614,411,604/180,572,631.16
  6. Step 6: Final answer
    x = 164,111,817.08

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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.