Finding the Fourth Proportional to 961,064,088.96, 1,326,319,937.97 and 537,652,491.69
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Solution
The fourth proportional to 961,064,088.96, 1,326,319,937.97 and 537,652,491.69 is: 741,989,246.73
Step by Step Solution
- Step 1: Write the proportion equation
961,064,088.96 : 1,326,319,937.97 = 537,652,491.69 : x - Step 2: Convert to fraction form
961,064,088.96/1,326,319,937.97 = 537,652,491.69/x - Step 3: Cross multiply
961,064,088.96x = 1,326,319,937.97 × 537,652,491.69 - Step 4: Simplify right side
961,064,088.96x = 713,099,219,427,696,768 - Step 5: Solve for x
x = 713,099,219,427,696,768/961,064,088.96 - Step 6: Final answer
x = 741,989,246.73
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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.