Finding the Fourth Proportional to 357,781,813.14, 536,684,677.11 and 98,975,360.55
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Solution
The fourth proportional to 357,781,813.14, 536,684,677.11 and 98,975,360.55 is: 148,466,348.67
Step by Step Solution
- Step 1: Write the proportion equation
357,781,813.14 : 536,684,677.11 = 98,975,360.55 : x - Step 2: Convert to fraction form
357,781,813.14/536,684,677.11 = 98,975,360.55/x - Step 3: Cross multiply
357,781,813.14x = 536,684,677.11 × 98,975,360.55 - Step 4: Simplify right side
357,781,813.14x = 53,118,559,418,622,584 - Step 5: Solve for x
x = 53,118,559,418,622,584/357,781,813.14 - Step 6: Final answer
x = 148,466,348.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.